# Homework Help: 12th Grade

**Math 11th grade**

How to solve system of equations 5a=5 6b-3c=15 2a+7c=-5

*Monday, October 11, 2010 by Shana*

**8th grade science**

why are neuclar waste products a problem?

*Monday, October 11, 2010 by jess*

**11th grade**

what are some greatest weeknesses of caesar rodney?

*Sunday, October 10, 2010 by Anonymous*

**3rd grade**

what is the value of the digit 4 in 841

*Sunday, October 10, 2010 by Kyla*

**8th grade**

what is the answer to the equation 4z-2=30?

*Sunday, October 10, 2010 by Anonymous*

**6th grade**

How do you solve a problem like this ? 16+14=14+w

*Saturday, October 9, 2010 by Lynn*

**6th grade**

how do you solve the math order of operations problem 8-(24/8)^2

*Friday, October 8, 2010 by sandra*

**7th grade**

What is "h" in 5h+15-3h=32

*Thursday, October 7, 2010 by Lucy*

**6th grade**

how do i answer this... Write a fraction that represents a ratio of 8 and 9????

*Thursday, October 7, 2010 by Anonymous*

**6 grade math**

Estimate a range for each sum example 7.42+13.97+101.2

*Thursday, October 7, 2010 by Anonymous*

**1st grade**

explain how you know the number that is 1 less than 100

*Thursday, October 7, 2010 by wences*

**8th grade**

how would you draw a square with a perimetr 8y?

*Thursday, October 7, 2010 by Anonymous*

**6th grade**

where can i find a map for ancient egypt 3100 B.C.?

*Thursday, October 7, 2010 by mike*

**6th grade**

I NEED EXAMPLES OF ARCHIPELAGO

*Wednesday, October 6, 2010 by alex*

**math 5th grade**

(17-A)SQUARED=2209 SOLVE FOR A

*Wednesday, October 6, 2010 by kim*

**8th grade**

what do you call someone who cant turn pancakes?

*Wednesday, October 6, 2010 by ben*

**8th grade**

solve 3m=8m

*Tuesday, October 5, 2010 by nicole*

**11th grade**

how do you determine what atom gained or lost electrons

*Tuesday, October 5, 2010 by Anonymous*

**3rd grade**

Explain how 8 ten thousand can be equal to 80,000.

*Tuesday, October 5, 2010 by Bill*

**5th grade**

91 .12

*Tuesday, October 5, 2010 by CHANEL*

**7th grade**

49 is 77% of what number?

*Monday, October 4, 2010 by barb*

**6th grade**

evaluate 2x+5y for the given number of x and y for x=4,y=3

*Monday, October 4, 2010 by Anonymous*

**2nd grade math**

tell how 6+6 and 6+8 are related

*Monday, October 4, 2010 by angela*

**3rd grade**

how do you use thought in a sentence

*Monday, October 4, 2010 by liana*

**8th grade math**

What value will make the equation 6(x+5)=3(x-14) true?

*Monday, October 4, 2010 by evelyn*

**6th grade**

WHAT IS THE GREENHOUSE EFFECT???

*Sunday, October 3, 2010 by TYLER*

**3rd grade**

what is the best estimate of 89+12 a 90 b. 100 c. 80 d. none of these

*Sunday, October 3, 2010 by tia*

**7th grade**

an algebraic expression for p+3 and show me how to do it

*Sunday, October 3, 2010 by angel 03*

**11th grade**

How do you solve for x^2 + square root of 6 times x -3 is > or = to 0?

*Saturday, October 2, 2010 by Mike*

**6th grade**

what is accleration?

*Saturday, October 2, 2010 by mariam*

**7th grade**

i don't kow how to sole this equation 5x-10=2x-7 can u help me

*Friday, October 1, 2010 by katie*

**9th grade**

1x/5+4x/9=11

*Friday, October 1, 2010 by Anonymous*

**10th grade**

HOW DO YOU YOU ADD ALL THE HEARD MATH WITH THE EASY

*Thursday, September 30, 2010 by BRIA*

**5th grade**

62.7-43.85

*Thursday, September 30, 2010 by Anonymous*

**i dont know :|**

if in england you are in senior school in yr 8 what grade would you be in in america?

*Thursday, September 30, 2010 by aNoNyMoUs <3*

**8TH Grade social studies**

what does the constitution define treaty as?

*Wednesday, September 29, 2010 by Michelle*

**7th grade**

Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really don't have time to do all that because im in extra cericular activities and i need to be passing all of my classes to be in my activities can somebody please help me by telling me a ...

*Wednesday, September 29, 2010 by Hailey*

**5th grade**

What do parentheses mean in Math?

*Wednesday, September 29, 2010 by Courtney*

**1st grade**

i need help with adjectives

*Tuesday, September 28, 2010 by Dominic*

**4th grade**

describe effects of glacier

*Tuesday, September 28, 2010 by alla*

**5th grade math**

what is the answer to: 16-(3x2)x 2

*Tuesday, September 28, 2010 by Margo*

**MATH 9 th grade**

The difference of 22 and the quotient of a number m and 4 is 54 ?

*Tuesday, September 28, 2010 by Keila*

**9th grade MATH**

The sum of 14 and twice a number y is equal to 78 ?

*Tuesday, September 28, 2010 by Keila*

**8th grade**

what is science

*Tuesday, September 28, 2010 by mary*

**9th grade**

The islamic ...and Arabic ... held the empire together

*Tuesday, September 28, 2010 by Shannon*

**5th grade**

unscramble orisednoda

*Monday, September 27, 2010 by terrance*

**9th grade**

I don't get this at all please help Density problems

*Monday, September 27, 2010 by Jeraven*

**6th grade social studies**

unscramble artiotinm

*Monday, September 27, 2010 by ana*

**11th grade**

What percent is 1.25 of 82

*Sunday, September 26, 2010 by Anonymous*

**9th grade**

1/9=a/a+24 I don't get this plez someone HELP

*Sunday, September 26, 2010 by miranda*

**3rd grade**

how faraway is Pluto from Earth?

*Saturday, September 25, 2010 by ma18*

**3rd grade**

how many miles is Jupitor from Earth?

*Friday, September 24, 2010 by ma18*

**8th grade**

How can I get rid of the -x this is the problem -x-6=-5 Thanks

*Thursday, September 23, 2010 by ray*

**6th grade**

a number is one thousands of 78,962

*Thursday, September 23, 2010 by Anonymous*

**10th grade**

what is the thrid possible lenghts of 4in.and 7in.

*Thursday, September 23, 2010 by chayanne*

**10th grade**

how do I write and start a two voice poem?

*Thursday, September 23, 2010 by anal*

**6th grade**

what is the given value of the variable a+4 diveded by 8 a=3.75

*Thursday, September 23, 2010 by tom*

**10th grade**

--> BD bisects <adc, m<1=5x-3, and m<2=x+25. find the value of X

*Thursday, September 23, 2010 by m*

**1st grade**

what is 25,ooo plus 12,000?

*Thursday, September 23, 2010 by hdavi6*

**8th grade**

16y + 3=67

*Thursday, September 23, 2010 by Pam*

**1st grade**

what is isomers

*Thursday, September 23, 2010 by Anonymous*

**8th grade**

14cents/ounce=$____lb

*Thursday, September 23, 2010 by liza*

**7th grade math**

order of operations 11, 10, 15, 20, 3 = 6

*Wednesday, September 22, 2010 by will*

**6th grade math**

what is 5c=2/3 divided by 2/3

*Wednesday, September 22, 2010 by john*

**9th grade**

5y-3/5=4/5 i don't understand how to do this

*Wednesday, September 22, 2010 by shell shell*

**Math**

In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points. Wilbur always worries about his grade. He knows that his average on the four first tests is 88.5. What is the lowest average he could get on his next two tests and still ...

*Wednesday, September 22, 2010 by Katherine*

**1st grade**

it said list your five sensea

*Wednesday, September 22, 2010 by jhamlet*

**5th Grade Math**

What is the communitive property.

*Wednesday, September 22, 2010 by Mikayla*

**10th grade**

What is characterization of the Stranger in "War Prayer"?

*Wednesday, September 22, 2010 by Chris Dane*

**3rd grade**

explain how to compare 8,563 and 8699

*Tuesday, September 21, 2010 by Anonymous*

**3 grade**

explain why 24,005 is greater than 8,999.

*Tuesday, September 21, 2010 by Anonymous*

**Math (Algebra Grade 8)**

2x+5=-7?

*Tuesday, September 21, 2010 by Erika*

**10th grade**

how would you use the word civility in a sentence

*Tuesday, September 21, 2010 by kedija*

**2nd grade**

i need a sentence with the word slid

*Tuesday, September 21, 2010 by aaron*

**6th grade English**

what is the antomns for pledge

*Monday, September 20, 2010 by Izeck*

**10th grade**

3 points on a line Q,P,R (In order) if QP =2x and QR =2x+1 and PR =21 Solve for x

*Monday, September 20, 2010 by Sammy*

**4th grade**

the meaning of median range

*Monday, September 20, 2010 by alisha*

**11th grade**

what effect id geography have on the colonies

*Monday, September 20, 2010 by Anonymous*

**9th grade**

Simplify the expression. 3 [ (15 - 3)^2 / 4] a. 36 b. 108 c. 18 d. 9

*Monday, September 20, 2010 by Dina*

**10th grade**

Evaluate u + xy, for u = 18, x = 10, and y = 8. a. 188 b. 224 c. 98 d. 36

*Monday, September 20, 2010 by Denis*

**6th grade**

why is your loyal frend

*Monday, September 20, 2010 by Anonymous*

**10th grade**

analyze the responses to the spread of buddhism in china

*Monday, September 20, 2010 by Anonymous*

**geography (grade 6)**

5 disadvantages of trade?

*Sunday, September 19, 2010 by Ryan*

**9th grade**

1/3 x 1/3 ?

*Saturday, September 18, 2010 by Anonymous*

**7th grade math**

Does 1/3 + 5/9 - 5/12 = 5/9 + 5/12 - 1/3 ? Explain Thank you :p

*Saturday, September 18, 2010 by Melea*

**9th grade**

What is an example of natural selection in everyday life?

*Friday, September 17, 2010 by Madi*

**6th grade Math**

Please help me solve. (3y+2y)-1y+7=51

*Thursday, September 16, 2010 by Hayden*

**8th grade**

what role does heat plays in chemical changes?

*Thursday, September 16, 2010 by Kipper*

**11th grade**

need help with these problems can anyone help me- 2x-1=y 2x=y-6 3y=-6x x+4y=12 Thank you

*Thursday, September 16, 2010 by Felicia*

**Biology 9th grade**

How do you describe homeostasis?

*Thursday, September 16, 2010 by Brianna*

**8th grade**

Unscrambel orewp

*Thursday, September 16, 2010 by Anonymous*

**10th grade Chemistry**

The most reactive group of the nonmetal are the?

*Wednesday, September 15, 2010 by Janelle*

**3rd grade**

hundred chart to subtract 12 from 46

*Wednesday, September 15, 2010 by carolina*

**4 grade**

draw 2 example of rectangle and trapzoid

*Wednesday, September 15, 2010 by Anonymous*

**5th grade**

i need help with this problem what is the mode for the following number? 15,31,32,20,29,32,13 thanks!!

*Tuesday, September 14, 2010 by pat*

**11th grade math**

y=4x^2-16x+12

*Tuesday, September 14, 2010 by Deanna*

**5th grade**

How did a bill become a law??

*Tuesday, September 14, 2010 by Andrea*

**8th grade Math**

2k+3=15 k=4 but prove why this is true using what you already know

*Tuesday, September 14, 2010 by fearkiller*

**8th grade**

what vegetable has these letters? HARBRUB?

*Tuesday, September 14, 2010 by Hanna*

**4th grade**

what's a good sentence for glacier

*Tuesday, September 14, 2010 by ashley*