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Angie

Questions (723)

When something says that I'll be tested on formulas for perimeter and area of polygons, does that mean I'll just have to know
1. 1 answer
2. 550 views
Consider the set of integers greater than -2 and less than 6. A subset of this set is the positive factors of 5. What is the
1. 6 answers
2. 3,998 views
How do you find the answer for this:Pam is playing with red and black marbles. The number of red marbles she has is three more
1. 2 answers
2. 1,698 views
How do you solve this problem:Jack brought 3 slices of cheese pizza and 4 slices of mushroom pizza for a total cost of $12.50.
1. 1 answer
2. 596 views
What does it mean to solve a system of equations like y=x^2+4x-5 and y=x-1 graphically?
1. 2 answers
2. 788 views
How do you solve this question:The cost of 3 markers and 2 pencils is $1.80. The cost of 4 markers and 6 pencils is $2.90. What
1. 3 answers
2. 955 views
Write an equation that represents the line that passes through the points (5,4) and (-5,0).I got y=2/5 * x is that right?
1. 2 answers
2. 783 views
I have to draw the graph of y=2^x over the interval -1¡Üx¡Ü3.I don't know what they mean by over the interval..
1. 2 answers
2. 341 views
Which star shown on the luminosity and temperature of stars graph in the Earth Science Reference Tables is currently at the
1. 5 answers
2. 1,154 views
Is there a relationship between the time of sunrise and the daily high temperature?
1. 4 answers
2. 399 views
I think that "number sold" is the dependent variable, and "average price" is the independent variable. Am I right?
1. 2 answers
2. 545 views
I'm making a graph, but I can't tell which is the independent or dependent variable?they are "dollars spent" and "gallons
1. 3 answers
2. 433 views
Is it possible to factor 2w-1-w^3? If so, how?
1. 1 answer
2. 309 views
In this problem: -2/a+2 + 3a/2a-1First I made the denominators alike: -2(2a-1)/(a+2)(2a-1) + 3a(a+2)/(a+2)(2a-1) =
1. 2 answers
2. 454 views
In this problem: 5/12b + 15/36b^2First I made a common denominator: 15b/36b^2 + 15/36b^2 Then I simplified the first fraction:
1. 1 answer
2. 586 views
In (8b+2b^3)/(b-1), Do you have to put a zero coefficient in it?
1. 3 answers
2. 409 views
Which ordered pair is a solution of the system of equations y=x^2-x-20 and y=3x-15?a. (-5,-30) b. (-1,-18) c. (0,5) d. (5,-1)
1. 3 answers
2. 3,428 views
How do you do this, I keep on getting 3..There is a right triangle. One angle is 30 degrees. The hypotenuse is 24. What is the
1. 1 answer
2. 470 views
What is an equation of the line that passes through the points (3,-3) and (-3,-3)? how do you figure this out:a. y=3 b. x=-3 c.
1. 2 answers
2. 427 views
Suppose Triangle ABC has right angle C. Find the measures of the other sides to the nearest whole number if...?the measure of
1. 4 answers
2. 647 views
Does flowering and blooming rhyme?
1. 2 answers
2. 873 views
How do you simplify 5-4n/4n-5?
1. 2 answers
2. 340 views
How do you factor 2x^2+2x?
1. 2 answers
2. 307 views
Can you simplify 15 sqrt3 / 3 into 5 sqrt 3? why or why not?
1. 2 answers
2. 488 views
How do you say the country Zaire in French?
1. 1 answer
2. 376 views
Simplify - sqrt 12b^2 * 2 sqrt 8b.I got -8 sqrt 6
1. 1 answer
2. 402 views
Why is it that in late August, the amout of sea ice surrounding the continent of Antarctica approaches its greatest extent? And
1. 5 answers
2. 583 views
in this:Question: ¨¤ qui aimes-tu rendre visite? Response: J'amie rends visite ¨¤ ma cousine. So my mistake was that it was
1. 4 answers
2. 576 views
There's a right triangle. There's an angle that measures 41 degrees. The hypotenuse is x, and the angle opposite 41 degrees
1. 2 answers
2. 1,379 views
What's wrong with my response in this:Question: À qui aimes-tu rendre visite? Response: J'amie rends visite à ma cousine.
1. 6 answers
2. 531 views
¡Ì means sqrt.Simplify (2¡Ì6+3¡Ì3)(¡Ì6-5¡Ì3) I got 15¡Ì2 -45.
1. 2 answers
2. 473 views
Another painting has length : width ratio approximately equal to the golden ratio (1 + sqrt 5) : 2. Find the length of the
1. 2 answers
2. 870 views
A firefighter is on the fifth floor of an office building. She needs to throw a rope into the wiindow above her on the seventh
1. 1 answer
2. 1,800 views
Why can there only be a solar eclipse with a new moon, not a full moon?
1. 1 answer
2. 763 views
Is there any website that can tell me what the phase of the moon will be on May 15th?
1. 5 answers
2. 412 views
what is the earth's time system based on? I think it's time zones..
1. 2 answers
2. 383 views
How do you simplify 5/¡Ì12? I know you have to multiply the denominator,¡Ì12, by a radical to make a perfect square..I think
1. 3 answers
2. 1,140 views
how do you solve this system? I'm using substitution..y=3x+4 y=-x^2 First I combined it: -x^2=3x+4 I don't know how to solve it
1. 3 answers
2. 415 views
how many solutions are in this system:y=x^2+2x+5 y=-2x+1 I'm not sure, but I got no solutions.
1. 1 answer
2. 365 views
Question: Pendant que les vacances, ¨¤ qui rends-tu visite?My response: Pendant que les vacances, je rends visite ¨¤ ma
1. 2 answers
2. 626 views
What do you get when you factor 2q^2+22q=-60?Is there more than one answer possible? I got 2 answers: 1. (2q+10)(q+6) 2.
1. 4 answers
2. 938 views
Why do you have to replace plus bon ina sentence with meilleur, but not when you're using moins bon?
1. 2 answers
2. 473 views
What are you supposed to get when you factor 3q^2+16q=-5? I got (q+3)(3q+1)
1. 3 answers
2. 449 views
What time of day is hotter, 12 noon or 2pm?I know it's 2pm from experience, but I don't know why it's like that..
1. 3 answers
2. 657 views
A math class has 25 students. There are 13 students who are only in the band, 4 students who are only on the swimming team, and
1. 2 answers
2. 940 views
In French, how do you say "The ost useful subject is science?I need to know how to say the science part..is it plural, like
1. 4 answers
2. 735 views
how do you say "subject" in french? I think there's one way to say it that starts with an m?
1. 6 answers
2. 483 views
The sides of a square are all increased by 3 cm. The area of the new square s 64 cm^2. How can you find the length of a side of
1. 3 answers
2. 961 views
how do you factor 4x^2-35x-9=0?
1. 2 answers
2. 505 views
When it's winter in the northern hemisphere, it's summer in the southern hemisphere. So, if it's April in the northern
1. 4 answers
2. 885 views
If Earth's axis had no tilt, we'd only have spring and fall for seasons, right? But which hemisphere would get the vernal
1. 1 answer
2. 476 views
how do you factor 2c^2-7c=-5? I know that you have to change it to 2c^2-7c+5=0. Then you do this: (2c )(c ). But how do I find
1. 2 answers
2. 352 views
Mike and Kim invest $8,000 in equipment to print yearbooks for schools. each yearbook costs $5 to print and sells for $25. How
1. 4 answers
2. 1,018 views
How can you match a parabola to it's graph? I know that in y=ax^2+bx+c, the a tells you if it opens upwards or downwards, and
1. 3 answers
2. 472 views
I'm graphing the parabola f(x)=x^2+2. I'm going to make a table of values, and I'm choosing 5 values. How do I know which value
1. 1 answer
2. 922 views
Suppose you buy flour and cornmeal in bulk to make flour tortillas and corn tortillas. Flour costs $1.50/lb. Cornmeal costs
1. 2 answers
2. 825 views
all of the following are life functions of animals except?a. obtaining energy from food b. responding to changes in the
1. 4 answers
2. 1,166 views
why doesn't density depend on size? If you cut a block in half, and put it in water, wouldn't the density change because I think
1. 4 answers
2. 485 views
You have a total of 21 coins, all nickels and dimes. The total value is $1.70. Write and solve a system of equations to find the
1. 2 answers
2. 1,284 views
How much of a radioactive material with a half-life of 12,000 years is left after 36,000 years of decay?
1. 3 answers
2. 683 views
for the most of the Jurassic Period, were there coral reefs?
1. 1 answer
2. 402 views
A material has 32 atoms in all; 24 decayed and the rest undecayed. If the half-life of the radioactive material is 1000 years,
1. 4 answers
2. 670 views
Cesium-137 has a half-life of 30 years. Suppose a lab stored a 30-mCi sample n 1973. How much will be left in 2063?
1. 8 answers
2. 1,265 views
You deposit $200 into an account earning 5%, compounded monthly. How much will be in the account after 2 years?
1. 1 answer
2. 1,420 views
Suppose your parents deposited $1500 in an account paying 3.5% interest compunded annually(once a year) when you ere born. Find
1. 3 answers
2. 599 views
Suppose your parents deposited $1500 in an account paying 3.5% interest compunded annually(once a year) when you ere born. Find
1. 1 answer
2. 863 views
Suppose your community has 4512 students this year. The student population is growing 2.5% each year. Write an equation to model
1. 4 answers
2. 1,514 views
Hannah took a trip to visit her cousin. She drove 120 miles to reach her cousin's house and the same distance back home. What
1. 7 answers
2. 654 views
is a horizontal line on a graph a function? I think it is.
1. 2 answers
2. 321 views
What would be the x-intercept of y=-|x-3|? I think it would be -3.
1. 2 answers
2. 307 views
The equations 5x+2y=48 and 3x+2y=32 represent the money collected from school concert ticket sales during two class periods. If
1. 9 answers
2. 1,152 views
Which interval notation represents the set of all numbers from 2 through 7, inclusive?a. (2,7} b. (2,7) c. {2,7) d. {2,7}
1. 3 answers
2. 4,554 views
Which expression represents (2x^3)(8x^5)/4x^6? I think it's 4x^2.
1. 2 answers
2. 519 views
Suppose your community has 4512 students this year. The student population is growing 2.5% each year. Write an equation to model
1. 1 answer
2. 562 views
If I were to graph 20a+34b is greater than or equal to 240, which would be the easier way: graphing it by finding the x and y
1. 2 answers
2. 643 views
How do you know if the relationship shown by the data in a table is linear?
1. 2 answers
2. 689 views
if you were to graph x=5, how would it look like? And where can I find an online graphing calculator? and what does it mean in
1. 3 answers
2. 589 views
Why is it not possible to write the equation of the line through (8,-5) and (-8,-9) in slope-intercept form??
1. 4 answers
2. 444 views
when you're looking at a graph that shows the height of a balloon over time, how can you know the rate in which it rises?
1. 1 answer
2. 508 views
A line passes through (2,-1) and 8,4). How do you write an equation for the line in point-slope form?
1. 2 answers
2. 710 views
What are you supposes to do to write the equation of a line that is perpendicular to the given line and that passes through the
1. 2 answers
2. 585 views
Can a graph of a function ever have more than 1 x-intercept?
1. 4 answers
2. 597 views
How are you supposed to write an equation for the line that is parallel to the given line and that passes through the given
1. 2 answers
2. 417 views
Suppose you need $2.40 in postage to mail a package to a friend. You have 9 stamps, some $0.20 and some $0.34. How many of each
1. 4 answers
2. 2,007 views
I'm writing an essay on fashion in the 1960s. What are subtopics I should write about?
1. 2 answers
2. 546 views
Which life-form was most abundant 250 million years ago?a. dinosaurs b.reptiles c.bony fishes d.trilobites I think it's d.
1. 5 answers
2. 777 views
linear equations parallel to each other have same slope. what about perpendicular lines??
1. 2 answers
2. 617 views
what does "avoir" mean?
1. 5 answers
2. 489 views
Scientists believe that Earth's early atmosphere changed in composition as a result ofa. the appearance of oxygen-producing
1. 6 answers
2. 2,818 views
When you write 4x-6y is greater than or equal to 16 in slope-intercept form,is the answer y is less than or equal to 2/3x + 8/3?
1. 2 answers
2. 544 views
why is it that in a linear inequality, each point on a dashed boundary line is not a solution?
1. 2 answers
2. 857 views
how old is a mammoth's tusk if there is only 25 percent C-14 remaining in the sample?a.5700 years b.11400 years c.17100 years
1. 6 answers
2. 932 views
Which statement best explains why dating geologic materials from the Quarternary Period uses a different radioactive isotope
1. 2 answers
2. 902 views
is disconformity and unconformity the same thing?
1. 5 answers
2. 379 views
Suppose you have $28.00 in your bank account and start saving $18.25 every week. Your friend has $161.00 in his account and is
1. 3 answers
2. 1,753 views
how can you solve a system by graphing?
1. 4 answers
2. 403 views
usually, which is younger, the pebbles in sand, or the sand surrounding the pebbles? I think it's the pebbles in sand.
1. 2 answers
2. 473 views
Are faults, folds, intrusions, and extrusions always younger than the strata in which they are found??
1. 1 answer
2. 338 views
looking at the geologic time scale of new york, for the archaen eon, how many eras are there? i think it's 3..
1. 0 answers
2. 431 views
Define variables and write a system of equations for this situation. Solve using substitution.Suppose you want to join a video
1. 3 answers
2. 945 views

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