Wednesday

July 23, 2014

July 23, 2014

Posted by **mema** on Sunday, May 22, 2011 at 2:12pm.

(-x^2+8x-7)-(9x^2-5x-7)

- algebra -
**Henry**, Sunday, May 22, 2011 at 5:16pm1. Remove the 1st parenthesis.

2. Remove the 2nd parenthesis by multiplying each term by (-1):

-X^2+8X-7 - 9X^2+5X+7.

3. Combine like-terms and get:

-10X^2 + 13X.

**Related Questions**

Algebra - Find two factors of 15 with a difference of 2. I have 1 and 5. Is that...

Algebra - I need some help with algebra as I'm confused as to how to solve them...

Algebra 2 - The difference of the area of two squares is 223 square feet and the...

algebra - find the difference (-7x^2 + 5x -9) - ( 2x^2 + 7x + 5)

Algebra 1 - Find Each Sum Or Difference. Its addition. 3a+2b - 7c -4a+6b+9c -3a...

Algebra - Find the difference quotient: f(x+h)-f(x)/h for f(x) = 4x-9 and ...

Algebra 1 - the sum of eric's and bob's weights is 9 times greater than the ...

algebra - I need some help with some algebra problems please. I dont under stand...

Algebra 1 - Find Each Sum Or Difference. (13x + 9y) - 11y

Algebra - Please Find the difference quotient f(x+h)-fx/h for f(x)= 4x-9 and ...