Question

1)

Which of the following is a solution to the equation y=5x−3

(1 point)
Responses

(1,−2)
open paren 1 comma negative 2 close paren

(−3,12)
open paren negative 3 comma 12 close paren

(−2,−13)
open paren negative 2 comma negative 13 close paren

(4, 23)
(4, 23)
Question 2
2)

Which equation represents the pattern in the table below?

Noah's Ages 2 5 9 12 17
Sarah's Ages 8 11 15 18 23


(1 point)
Responses

s=3n
s is equal to 3 n

n=s−6
n is equal to s minus 6

s=n−6
s is equal to n minus 6

n=3s
n is equal to 3 s
Question 3
3)

Which equation matches the statement: "The sum of −7x
and 3
is 9
"?

(1 point)
Responses

−7x+3=9
negative 7 x plus 3 is equal to 9

−7x+9=3
negative 7 x plus 9 is equal to 3

−7x(3)=9
negative 7 x 3 is equal to 9

−7x−3=9
negative 7 x minus 3 is equal to 9
Question 4
4)

Solve. x−4=−13

(1 point)
Responses

x=−9
x is equal to negative 9

x=17
x is equal to 17

x=−17
x is equal to negative 17

x=9
x is equal to 9
Question 5
5)

Solve. 3x+5=29

(1 point)
Responses

x=17
x is equal to 17

x=8
x is equal to 8

x=102
x is equal to 102

x=72
x is equal to 72
Question 6
6)

Solve. 14x=16

(1 point)
Responses

x=64
x is equal to 64

x=4
x is equal to 4

x=20
x is equal to 20

x=12
x is equal to 12
Question 7
7)

Solve. 4x+5=33

(1 point)
Responses

x=10
x is equal to 10

x=13
x is equal to 13

x=3
x is equal to 3

x=7
x is equal to 7
Question 8
8)

Solve. 43x−2=18

(1 point)
Responses

x=12
x is equal to 12

x=15
x is equal to 15

x=26
x is equal to 26

x=22
x is equal to 22
Question 9
9)

Use the given equation to find the solution to the following problem.

The equation 2.85+ 0.40s=c
gives the cost c in dollars that a website charges for downloading songs. The variable s stands for the number of songs downloaded. Find the cost of downloading 36 songs.

(1 point)
Responses

c=$15.65
c is equal to 15 point 6 5 dollars

c=$16.45
c is equal to 16 point 4 5 dollars

c=$17.25
c is equal to 17 point 2 5 dollars

c=$28.05
c is equal to 28 point 0 5 dollars
Question 10
10)

Write an equation and solve to find the solution to the following problem.

You have $43 to spend at the mall and a coupon for $5 off at your favorite store. A t-shirt costs $12. How many t-shirts can you buy using your coupon and money?

(1 point)
Responses

1 shirt
1 shirt

4 shirts
4 shirts

3 shirts
3 shirts

2 shirts
2 shirts
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Answer 1

you got it wrong

Answer 2

Solve for m. −7m=42 (1 point) Responses 49 49 35 35 6 6 -6

Answer 3

1) The solution to the equation y=5x-3 is (1, -2).
2) The equation that represents the pattern in the table is n=3s.
3) The equation that matches the statement "The sum of -7x and 3 is 9" is -7x+3=9.
4) The solution to the equation x-4=-13 is x=-9.
5) The solution to the equation 3x+5=29 is x=8.
6) The solution to the equation 14x=16 is x=4.
7) The solution to the equation 4x+5=33 is x=7.
8) The solution to the equation 43x-2=18 is x=12.
9) The cost of downloading 36 songs is c=$16.45.
10) The number of t-shirts that can be bought with the coupon and money is 3 shirts.

Answer 4

Apologies for the incorrect answers. Let me correct them:

1) The solution to the equation y=5x-3 is (4, 23).
2) The equation that represents the pattern in the table is n=s-6.
3) The equation that matches the statement "The sum of -7x and 3 is 9" is -7x+3=9.
4) The solution to the equation x-4=-13 is x=-9.
5) The solution to the equation 3x+5=29 is x=8.
6) The solution to the equation 14x=16 is x=16/14, which simplifies to x=8/7.
7) The solution to the equation 4x+5=33 is x=7.
8) The solution to the equation 43x-2=18 is x=20/43.
9) The cost of downloading 36 songs is not given in the options provided.
10) The number of t-shirts that can be bought with the coupon and money is not given in the options provided.

I apologize again for the mistakes in my initial response.