# Algebra

Simplify: (6y + 10z) - (13y - 5z + 4)

1. 👍 0
2. 👎 0
3. 👁 87
1. -7y+5z-4

1. 👍 0
2. 👎 0
2. thanks man

1. 👍 0
2. 👎 0
posted by Cody
3. It's -7y+15z-4
The reason that it's 15 and not 5 is because the two negative signs become a positive

1. 👍 0
2. 👎 0
posted by Jen

## Similar Questions

1. ### math help

Which is equivalent to 14x-3y+2z=100 -17x+8y+10z=11 -3+13y+29z=81

asked by Tommy on May 19, 2014

this is for a practice test. i just need the explanation on how to solve them and help solving them. or for a couple of them to check my answers. write each expression using a single exponent. 1) x^9/x^2 A)x^11** B)x^7 C)7 D)x^5

asked by UMACBLACKBELT on June 8, 2015
3. ### Algebra, check.

10z-4=10z-2 So I subtract 4 from the 2 right? and 10 from the ten, but then itd be 0=2 There is no soloution for this problem.. correct?

asked by Allyson on October 19, 2010
4. ### Math

Simplify the following expression:2(4y + 5z) - 10z

asked by Elysa on March 13, 2012
5. ### Algebra

Simplify the following expression: 2(4y + 5z) - 10z

asked by Elysa on March 20, 2012
6. ### Math

Simplify the following expression:2(4y + 5z) - 10z

asked by Elysa on March 13, 2012
7. ### Pre-Algebra

I have no clue how to solve these, could someone help me? For questions 6-8, multiple the following polynomials. 7. 4a(a^2+7a+4) A. 4a+28a^2+16a B. 4a^3+28a^2+16a C. 4a^3+44a D. 44a^4 8. (2y-3)(3y-2) A. 6y^2-13y+6 B. 6y^2-13y-6 C.

asked by Ruby on May 23, 2017
8. ### Math

(2y-3)(3y-2) A. 6y2-13y+6 B. 6y2-13y-6 C. 6y2+13y-6 * D. 6y2+13y+6 *my answer (btw the 2 next to 6y is an exponent) I think that it is C, but I want to be sure that it is correct.

asked by Haley on May 29, 2015
9. ### Math help!

5. Replace the ___ with , or = to make a true statement. 7^4/7^2____ 49 < = none of the above multiply the following polynomials. 6. –2r(8r + 5) –16r^2 + 5

asked by Kate on May 30, 2016
10. ### Math

Solve the system using any algebraic method. 2x - 2y + z = 3 5y - z = -31 x + 3y + 2z = -21 ______________________ The answer I got for this is ( -26, 6,67) but I know its wrong and I don't know why. Help please >< my work is at

asked by Linda on November 1, 2011

More Similar Questions