Respuesta :

rkaushik1906
Heya!!!


Answer to your question:

(5x-8)+(4x+7)

=5x+4x -8+7

=9x-1


Hope it helps *_*
Soph212
ANSWER: 9x-1

First gather all like terms
(5x+4x) + (-8+7)

Then you add the like terms
(9x) + (-1)
You can’t do anything now because those aren’t like terms so you get 9x + -1 which can also be 9x-1