Simplify (-x^2 – 28x + 7) + (-7x^2 + 14x + 8).

Question

asked Sep 20, 2018 179k views

1 Answer

Skirmantas Kligys · Answer 1 · 2018-09-25T04:05:45+0000

Add numbers with the same amount of variables

-x^2 + (-7x^2) = -8x^2

– 28x (+ 14x )= -14x

7 (+ 8) = 15

-18x² - 14x + 15 is your answer

hope this helps