3(-3-3x)+4= -5 The solution is x= what?

Mathematics · Middle School · Tue Nov 03 2020

Answered on

Lets multiply 3 with the bracket (-3-3x)

-9-9x+4=-5

-9x-5=-5

Lets put the numbers on one side and the variables on the other side. If a number or variable changes sides, they will have their sign changed from a + into a - and vice versa.

-9x=-5+5

-9x=0

that means that x=0