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roboo2
Questions (351)
Greg and Tina read books. Greg has read 10 books and reads 5 more each week. Tina has read 5 books and reads 5 more each week.
1 answer
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Greg and Tina read books. Greg has read 10 books and reads 5 more each week. Tina has read 5 books and reads 5 more each week.
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Jillian and Dylan read magazines. Jillian has read 2 magazines and reads 4 more each week. Dylan has read 6 magazines and reads
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Jillian and Dylan read magazines. Jillian has read 2 magazines and reads 4 more each week. Dylan has read 6 magazines and reads
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Jillian and Dylan read magazines. Jillian has read 2 magazines and reads 4 more each week. Dylan has read 6 magazines and reads
1 answer
28 views
Jillian and Dylan read magazines. Jillian has read 2 magazines and reads 4 more each week. Dylan has read 6 magazines and reads
1 answer
30 views
Jillian and Dylan read magazines. Jillian has read 2 magazines and reads 4 more each week. Dylan has read 6 magazines and reads
1 answer
20 views
Bill and Hector are playing a game at an arcade. Bill starts the next round of the game with 10 points and earns 10 more points
1 answer
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Bill and Hector are playing a game at an arcade. Bill starts the next round of the game with 10 points and earns 10 more points
1 answer
14 views
Bill and Hector are playing a game at an arcade. Bill starts the next round of the game with 10 points and earns 10 more points
1 answer
21 views
The relationship between time in months, t, and height in cm, h, can be represented by the equation h=4+2t for Plant A and
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26 views
The relationship between time in months, t, and height in cm, h, can be represented by the equation h=4+2t for Plant A and
1 answer
19 views
The relationship between time in months, t, and height in cm, h, can be represented by the equation h=4+2t for Plant A and
1 answer
18 views
When you receive Plant A, it is 4 cm tall and grows at a constant rate of 2 cm per month. When you receive Plant C, it is 8 cm
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When you receive Plant A, it is 4 cm tall and grows at a constant rate of 2 cm per month. When you receive Plant C, it is 8 cm
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how does magma and sediment form
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where does sediment come from?
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where does magma come from?
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When you receive Plant C, it is 8 cm tall and grows at a constant rate of 2 cm per month.
Write an equation that can be used to
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When you receive Plant A, it is 4 cm tall and grows at a constant rate of 2 cm per month. When you receive Plant C, it is 8 cm
1 answer
27 views
Read the problem and visualize what is happening.
When you receive Plant A, it is 4 cm tall and grows at a constant rate of 2 cm
1 answer
30 views
The relationship between time in months, t, and height in cm, h, can be represented by the equation h=4+2t for Plant A and h=8+t
1 answer
55 views
The relationship between time in months, t, and height in cm, h, can be represented by the equation h=4+2t for Plant A and h=8+t
1 answer
27 views
Plant A is 4 cm tall and grows at a constant rate of 2 cm per month. Plant B is 8 cm tall and grows at a constant rate of 1 cm
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29 views
When you receive Plant B, it is 8 cm tall, and it grows at a constant rate of 1 cm per month. The height of Plant B after t
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21 views
Plant A has an initial height of 4 cm and grows at a constant rate of 2 cm per month. The height of Plant A after t months can
1 answer
20 views
Roger has a collection of 10 total items. He can have baseball cards, records, or a combination of baseball cards and records.
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34 views
There are 11 total people at a store. The people at a store could be children, adults, or some combination of children and
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14 views
There are 11 total people at a store. The people at a store could be children, adults, or some combination of children and
1 answer
15 views
Cara has a grocery bag with 13 total pieces of fruit. She can have pears, peaches, or a combination of pears and peaches in the
1 answer
19 views
Cara has a grocery bag with 13 total pieces of fruit. She can have pears, peaches, or a combination of pears and peaches in the
1 answer
18 views
Cara has a grocery bag with 13 total pieces of fruit. She can have pears, peaches, or a combination of pears and peaches in the
1 answer
20 views
Brett has a grocery bag with 15 total pieces of fruit. He can have apricots, oranges, or a combination of apricots and oranges
1 answer
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Brett has a grocery bag with 15 total pieces of fruit. He can have apricots, oranges, or a combination of apricots and oranges
1 answer
19 views
Jeremy has a grocery bag with 13 total pieces of fruit. He can have pears, peaches, or a combination of pears and peaches in the
1 answer
23 views
Jeremy has a grocery bag with 13 total pieces of fruit. He can have pears, peaches, or a combination of pears and peaches in the
1 answer
15 views
eremy has a grocery bag with 13 total pieces of fruit. He can have pears, peaches, or a combination of pears and peaches in the
1 answer
18 views
he points on line a represent combinations of nickels and dimes that equal 8 total coins. The points on line b represent the
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16 views
The points on line a represent combinations of nickels and dimes that equal 8 total coins. The points on line b represent the
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25 views
The points on line f represent combinations of plums and apples that equal 10 total pieces of fruit in the bag. The points on
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If there are 9 plums, how many apples must there be to equal a total weight of 32 ounces? Start by substituting 9 plums for p in
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If there are 4 plums, how many apples must there be to equal a total weight of 32 ounces? Start by substituting 4 plums for p in
1 answer
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5a+2·2 = 32
a=?
1 answer
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A grocery bag has some apples and plums in it. There are 10 total pieces of fruit in the bag. The total weight of the apples and
1 answer
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A grocery bag has some apples and plums in it. There are 10 total pieces of fruit in the bag. The total weight of the apples and
1 answer
22 views
A grocery bag has some apples and plums in it. There are 10 total pieces of fruit in the bag. The total weight of the apples and
1 answer
24 views
Record the total weight of 9 apples and 1 plum in the table.
Number of apples Number of plums Total weight (oz) 10 0 50 9 1 7 3 4
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Let’s find the total weight of 9 apples and 1 plum. Start by writing an expression that represents the weight of 9 apples.
Numb
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Look at the highlighted point on the graph, (4, 6). What does this point mean?
The point (4, 6) means there are 4 ? and 6 ?
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A grocery bag has some apples and plums in it. There are 10 total pieces of fruit in the bag. What combinations of whole fruit
1 answer
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5 • (−7) =
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4·(−3) =
1 answer
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Tank A starts with 280 liters of water. It has a leak and is losing water at a rate of 2 liters of water per minute. At the same
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Plant A starts at a height 25 cm tall and grows at a rate of 8 cm per month. At the same time, Plant B starts at a height of 10
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25+8t = 10+13t
t=
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Plant A starts at a height 25 cm tall and grows at a rate of 8 cm per month. At the same time, Plant B starts at a height of 10
1 answer
21 views
225+(−10t) = 50+15t
t= ?
1 answer
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on and Joey are hiking. Jon starts at an elevation of 225 feet, and is hiking down a mountain at a rate of 10 feet per minute,
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Jon and Joey are hiking. Jon starts at an elevation of 225 feet, and is hiking down a mountain at a rate of 10 feet per minute,
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375+(−5t) = 25+2t
t=
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Christian and Jillian are hiking. Christian starts at an elevation of 375 feet, and is hiking down a mountain at a rate of 5
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22 views
A tank starts with 300 liters of water. It is being drained at a rate of 3 liters of water per minute. The variable t represents
1 answer
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How many liters of water will be in the tank after 20 minutes? You can substitute 20 minutes for t in the expression to solve.
Li
1 answer
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A tank starts with 300 liters of water. It is being drained at a rate of 3 liters of water per minute. The variable t represents
1 answer
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We just found that x=6. That means the two stations will be the same temperature after 6 hours. Now, let's find what the
1 answer
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Station A
Temperature at Station A after x hours: −8+3x −8+3·=?
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A meteorologist recorded the temperatures at two weather stations in Montana. At midnight, the temperature at Station A was -8
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A meteorologist recorded the temperatures at two weather stations in Montana. At midnight, the temperature at Station A was -8
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A meteorologist recorded the temperatures at two weather stations in Montana. At midnight, the temperature at Station A was -8
1 answer
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What is the starting temperature at each station at midnight?
Station A starts at a temperature of degrees Fahrenheit. Station B
1 answer
17 views
Now, let's find how much water is in Tank B after 27.5 minutes. Start by substituting 27.5 minutes for t in the expression for
1 answer
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We just found that t=27.5. That means the two tanks have an equal amount of water after 27.5 minutes. Now, let's find how much
1 answer
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400+−3t = 180+5t
t=?
1 answer
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We’re trying to find when the two tanks will have the same amount of water. You can set the expressions for Tank A and Tank B
1 answer
17 views
Complete the table to show how many liters of water will be in each tank after 10, 20, and 30 minutes. You can use the
1 answer
17 views
Write an expression to represent the number of liters in Tank B after t minutes, where t represents the number of minutes.
Tank A
1 answer
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Let’s write an expression to represent the number of liters left in Tank A after t minutes, where t represents the number of
1 answer
17 views
5 • (−3) =
1 answer
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Select the number line that represents 5 • (−3).
You can think of 5 • (−3) as 5 groups of −3. Number line showing 5
1 answer
17 views
3·(−6)=
1 answer
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How many solutions does this equation have? Solve on paper and enter your answer on Zearn.
9x + 7x + 8 = −4 + 4(3x+5) One
1 answer
21 views
Now that you’ve rewritten both sides of the equation without parentheses, take a look. How many solutions does this equation
1 answer
13 views
We can distribute the 1/2 to rewrite the right side of the equation without parentheses. You can think of this as ( 1/2 ·16x)+(
1 answer
29 views
Now, look at the right side. How could we rewrite the right side of the equation without parentheses so that it’s easier to
1 answer
17 views
First, let’s try to isolate the variable, x. Right now, x is inside parentheses on the left and right sides. Start by looking
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19 views
Now that you’ve rewritten the left side of the equation without parentheses, take a look. How many solutions does this
1 answer
12 views
We can distribute the 2 to rewrite the left side of the equation without parentheses. You can think of this as (2·4x)+(2·5).
1 answer
21 views
First, let’s try to isolate the variable, x. Right now, x is inside the parentheses on the left. How could we rewrite the left
1 answer
20 views
6x+3 = 5(x+3)
You just performed balanced moves to try to isolate x, and ended up with x=12. How many solutions does this
1 answer
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Now that we have all the x terms on the left, we can solve for the value of x. Think about what you could do to each side so
1 answer
17 views
Let’s keep going. We have 6x on the left and 5x on the right, and we’re trying to isolate x. Let’s try to get rid of the x
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First, let’s try to isolate the variable x, or get x alone on one side of the equation. One of the x terms is inside the
1 answer
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How many solutions does this equation have? Solve on paper and enter your answer on Zearn.
−3x+3(5x+2)=2x+10x+9 No solutions
1 answer
20 views
You just performed balanced moves to isolate x, and found that x=2. How many solutions does this equation have?
6x − 6 = 4x −
1 answer
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2x−6 = −2
x=
1 answer
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Subtract 4x from both sides and rewrite the remaining values.
6x − 6 = 4x − 2 −4x −4x ? = ?
1 answer
16 views
There are a few ways you could figure out how many solutions this equation has. Here, the x terms on the left and right sides
1 answer
18 views
Now that you've rewritten both sides of the equation without parentheses, take a look. How many solutions does this equation
1 answer
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We can distribute the 3 to rewrite the right side of the equation without parentheses. What is (3·2x)+(3·3)?
1/4 (24x+36) =
1 answer
17 views
We can distribute the 1/4 to rewrite the left side of the equation without parentheses. What is (1/4·24x)+( 1/4·36)?
1/4
1 answer
20 views
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