Question

resolvas as equaçoes incompletas
3x-9x=0 5x+15=0 6x-18=24

Answer 1

3x-9x=0
-6x=0
x=0/-6
x=0

5x+15=0
5x=-15
x= - 15/5
x=-3

6x-18=24
6x=24+18
6x=42
x=42/6
x=7
Bons estudos..(;