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Angie
Questions and answers by visitors named
Angie
, page 3
Questions (723)
find the slope of a line perpindicular to the graph of this equation: y=2x
I forgot how to do this..
1 answer
704 views
are the lines for this pair of equations: y=2/3x-6, y=2/3x+6 parellel?
1 answer
429 views
write an equation in slope-intercept form for the specified line, where possible:
the line containing A(0,7) and B(7,0)
1 answer
277 views
when writing an equation in slope-intercept form containg H(2,2), parallel to the graph of y=x-3, does it become y-2=x^2-2x
1 answer
357 views
is S(93,83) on the line containing P(-3,-1) and Q(5,6)? why?
1 answer
894 views
A student can work at a job that pays $4 an hour for 25 hours to earn $100 or can work at a second job that pays $5 per hour for
3 answers
732 views
Is the relationship between y and x linear?
x y 0 2 4 5 8 8 12 11 i don't think it's linear.
5 answers
279 views
What are the coordinates of the point where the line containing K(-3,5) and L(5,-4) crosses the y-axis?
2 answers
781 views
Sometimes when you're graphing a linear equation, you get that u-shaped line called a parabola. And sometimes you get a v-shaped
4 answers
491 views
Explain how the translations of y=|x|+k as k changes are similar to translations of y=mx+b as b changes.
1 answer
478 views
These are two equations:
1)y=|x|-3 2)y=|x|+3 a. Which equation translates the parent graph _ units up? b. Which equation
1 answer
363 views
When Chinese immigrants in the 1800s moved to America, were most of them happier here than in China?
1 answer
383 views
when you say "nice" in french, are you supposed to use sympa or sympathique?
How do you say 1."Tennis is as fun as volleyball?"
2 answers
508 views
when you say volley ball in french, is it "volley"?
4 answers
266 views
Jordan and Missy are standing together in the schoolyard. Jordan, who is 6 feet tall, casts a shadow that is 54inches long. At
3 answers
1,370 views
If x=4 and y=-2, the value of 1/2xy^2 is..?
i think it's 8.
12 answers
797 views
Point (k,3) lies on the line whose equation is x-2y=-2. What is the value of k?
a.-8 b.-6 c.6 d.8
10 answers
1,291 views
For this system, is the ordered pair a solution of both equations?How do you know?
(5,1) y=-x+4 y=x-6
4 answers
509 views
A farmer grows only sunflowers and flax on his 240-acre farm. This year he wants to plant 80 more acres of sunflowers than that
4 answers
1,311 views
There 1170 students in a school. The ration of girls to boys is 23:22. The system below describes relatioonships between the
1 answer
415 views
How would you use the word "gros" in french for masculine, plural?
3 answers
3,414 views
what evolved during the precambrian time period?
1 answer
341 views
Is it true that the age or vertabrates were in the Paleozoic era, the age of reptiles in the Mesozoic era, and the age of
1 answer
791 views
Which fact provides the best evidence for the scientific theory of the evolutionary development of life on the earth?
a. fossils
4 answers
1,091 views
Define variable and write a system of equations for this situation. Solve using substitution.
A farmer grows only sunflowers and
2 answers
574 views
There are 1170 students in a school. The ration of girls to boys is 23 : 22. The system below describes..?
relationships between
4 answers
1,482 views
when you're writing a title, how do you know what words to capitalize the first letter?
4 answers
689 views
if n=-2, then in C(n)=n-4, you just have to do C(n)=-2-4, right?
1 answer
270 views
8/5b=15
if you want to isolate b, then b=75/8?
1 answer
299 views
what does it mean for an ordered pair to be a soltuin of both equations?
for example,for this system, is the ordered pair a
7 answers
607 views
The length of a rectangle is 5 cm more than twice the width. The perimeter of the rectangle is 34 cm. Find the dimensions of the
6 answers
1,222 views
l=68/l+5
what do you get if you want to combine the ls?
5 answers
327 views
when you plug in a=2-3/25b in the equation a-1.2b=-3, what are you supposed to get?
12 answers
302 views
Define variables and write a system of equations for this situation. Solve using substitution.
Suppose you want to join a video
4 answers
849 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 answer
395 views
Are faults, folds, intrusions, and extrusions always younger than the strata in which they are found??
1 answer
298 views
usually, which is younger, the pebbles in sand, or the sand surrounding the pebbles? I think it's the pebbles in sand.
3 answers
425 views
how can you solve a system by graphing?
5 answers
356 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
4 answers
1,666 views
is disconformity and unconformity the same thing?
6 answers
325 views
Which statement best explains why dating geologic materials from the Quarternary Period uses a different radioactive isotope
3 answers
840 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
7 answers
840 views
why is it that in a linear inequality, each point on a dashed boundary line is not a solution?
3 answers
792 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?
3 answers
501 views
Scientists believe that Earth's early atmosphere changed in composition as a result of
a. the appearance of oxygen-producing
7 answers
2,722 views
what does "avoir" mean?
6 answers
448 views
linear equations parallel to each other have same slope. what about perpendicular lines??
3 answers
578 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.
6 answers
697 views
I'm writing an essay on fashion in the 1960s. What are subtopics I should write about?
3 answers
488 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
5 answers
1,908 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
4 answers
364 views
Can a graph of a function ever have more than 1 x-intercept?
5 answers
544 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
3 answers
539 views
A line passes through (2,-1) and 8,4). How do you write an equation for the line in point-slope form?
3 answers
666 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 answer
446 views
Why is it not possible to write the equation of the line through (8,-5) and (-8,-9) in slope-intercept form??
5 answers
398 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
4 answers
525 views
How do you know if the relationship shown by the data in a table is linear?
3 answers
626 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
3 answers
553 views
Suppose your community has 4512 students this year. The student population is growing 2.5% each year. Write an equation to model
2 answers
512 views
Which expression represents (2x^3)(8x^5)/4x^6? I think it's 4x^2.
3 answers
471 views
The equations 5x+2y=48 and 3x+2y=32 represent the money collected from school concert ticket sales during two class periods. If
10 answers
1,062 views
What would be the x-intercept of y=-|x-3|? I think it would be -3.
3 answers
270 views
is a horizontal line on a graph a function? I think it is.
3 answers
282 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
7 answers
573 views
Suppose your community has 4512 students this year. The student population is growing 2.5% each year. Write an equation to model
5 answers
1,427 views
Suppose your parents deposited $1500 in an account paying 3.5% interest compunded annually(once a year) when you ere born. Find
2 answers
775 views
Suppose your parents deposited $1500 in an account paying 3.5% interest compunded annually(once a year) when you ere born. Find
4 answers
530 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?
9 answers
1,173 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,
5 answers
573 views
for the most of the Jurassic Period, were there coral reefs?
1 answer
362 views
How much of a radioactive material with a half-life of 12,000 years is left after 36,000 years of decay?
4 answers
639 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
3 answers
1,207 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
5 answers
390 views
all of the following are life functions of animals except?
a. obtaining energy from food b. responding to changes in the
5 answers
1,083 views
Suppose you buy flour and cornmeal in bulk to make flour tortillas and corn tortillas. Flour costs $1.50/lb. Cornmeal costs
3 answers
750 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
2 answers
868 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
4 answers
421 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
5 answers
916 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
3 answers
302 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 answer
426 views
When it's winter in the northern hemisphere, it's summer in the southern hemisphere. So, if it's April in the northern
5 answers
825 views
how do you factor 4x^2-35x-9=0?
3 answers
468 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
4 answers
873 views
how do you say "subject" in french? I think there's one way to say it that starts with an m?
7 answers
418 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
5 answers
664 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
3 answers
846 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..
4 answers
590 views
What are you supposed to get when you factor 3q^2+16q=-5? I got (q+3)(3q+1)
4 answers
405 views
Why do you have to replace plus bon ina sentence with meilleur, but not when you're using moins bon?
3 answers
416 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.
5 answers
881 views
Question: Pendant que les vacances, ¨¤ qui rends-tu visite?
My response: Pendant que les vacances, je rends visite ¨¤ ma
3 answers
562 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 answer
326 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
4 answers
365 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
4 answers
1,058 views
what is the earth's time system based on? I think it's time zones..
3 answers
332 views
Is there any website that can tell me what the phase of the moon will be on May 15th?
6 answers
356 views
Why can there only be a solar eclipse with a new moon, not a full moon?
2 answers
716 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
3 answers
1,709 views
Another painting has length : width ratio approximately equal to the golden ratio (1 + sqrt 5) : 2. Find the length of the
3 answers
810 views
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