Question

MEDAL FOR ALLL ANSWERS!!

Simplify the following expression.
x - 4y + 5z - 3x - y + 2z



-2x - 5y + 7z
-2x - 5y - 7z
-2x - 5y + 3z
2x - 5y + 7z

Answer 1

-2x-5y+5z

Answer 2

*7z

Answer 3

combine like terms.... so x - 3x is -2x

-4y - y is 5y

5z +2z is 7z

So the answe is -2x - 5y +5z

Answer 4

**7z

Answer 5

-2x - 5y +5z

Answer 6

question is closed no more medals

Answer 7

-2x-5y+5z

Answer 8

I was just typing mine

Answer 9

thank you

Answer 10

-2x-5y+7z

Answer 11

btw guys i do this for all my questions...ALWAYS and can i get a medall???