10/31/12

how to do x-y=2 and4x-3y=11 doing substitution

we are doing substitution in class and i dont understand.

10/31/12

5+x/8=-3 what is x

  solve the equation

What do you think of my story? Do I need to improve anywhere? My story is due tomorrow.

In a town of gloomy night skies and dark descent clouds incorporating the glacial feel of air. It was Halloween night. Evelyn was exhausted from passing out trick or treat candy to witches, ghost,... more

10/30/12

What are some past events that have contributed to religious persecution in the middle east?

question about past events that have contributed to religious persecution in the middle east

10/30/12

I want to know how to do two step equations involing division for the seventh grade

a/5+7=10 please help me find out what a equals asap

10/30/12

rate of planes flying in opposite directions at different speeds

Two airplanes leave the airport at the same time, traveling in opposite directions. One plane travels 30 mph faster than the other. After 3 hours, the planes are 3150 miles apart. What is the rate... more

10/30/12

round $9.00

How do I round $9.00?

10/30/12

for example, 0.47x 0.18=tHow do I explain to my 5th grader how to get the answer and show the work with the new math?

He is studing the beginning of Algebra. His homework says to find each unknown. I would just multiply and move the descimal point. But yesterdays homework was wrong so I am assuming that they are... more

compund value

Complete the following using compound future value (Please use only the following provided Table). (Round your final answers to 2 decimal places. Omit the "$" sign in your response.) Time is 5... more

seven minus negative four

I need to find out what is seven minus negative four

10/30/12

form a polunomial whose zeros and degree are givenzeros: 1,-2,3;degree3 and P(2)=8

i dont understand P(2)=8 what to do with it  

10/30/12

how do i factor 5x^3-45x^2+70x

I need help factoring the following problem 5x^3-45x^2+70x

10/29/12

90+x+13+x+23=180

using the triangle sum theorem, how would combine the two x's?

10/29/12

I need a scary sentence story starter! I'm stuck on this for hours! Fast, I need Help!

I want to start like when this girl is handing out Candy to the kids on Halloween. When she finished she went up stairs to brush her teeth and then she heard something. I just need a starter so I... more

10/29/12

why cant a line (with arrows) go over the quadrant its in?

math 6th grade

10/29/12

y=(x^2-x-2)/(x^2-16)

I am trying to find the y-intercepts without using a graphing calculator. How do I go about with that equation?

what is the answer to this ?

scott began printing his history paper at 3:15. at 3:20,he found that it had printed 12 of his 15 pages.

what is the answer to this ?

the concession stand at the amusement park begins the day with 500 popcorn containers. when the park closes, 12 hours later,an inventory shows there are only 44 containers left.

what is the answer to this ?

when an amusement park opened,the counter on the turnstile at the entrance read 1278. 7 hours later,the counter read 3672.

what is the answer to this ?

when an amusement park opened,the counter on the turnstile at the entrance read 1278. 7 hours later,the counter read 3672.

what is the answer to this ?

at 1:00 the temperature outside registered 85 degrees.at 7:00, the temperature was 61 degrees.

what is the answer to this ?

dara works in the clothing department of a large store. when she began her shift at 4p.m.,the register showed sales of $10,550. when she clocked out at 9p.m.,the register showed sales of $40,620.

what is the answer to this ?

dixie left austin with a full tank of gas(16 gallons) and an odometer reading of 12,584 miles. upon arriving in houston, her gas tank was only half full(8 gallons) and her odometer reading was 12,792. more

what is the answer to this ?

on his 5th birthday,paul was 42 inches tall. on his 7th birthday,he was 48 inches tall.

what is the answer to this ?

mr.suarez joined a gym to lose weight.after 3 weeks of membership he weighed 189 pounds. when he had been a member for 12 weeks,he weighed only 162 pounds.

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