Question

Qual resutado dessa equação 3-2(x + 3)=x - 18

Answer 1

$3-2(x+3)=x-18~~\Rightarrow~~3-2x-6=x-18~~\Rightarrow~~2x+x=3-6+18$

$3x=15~~\Rightarrow~~\boxed{x=5}$

Answer 2

3-2X-6=X-18
-2X-X=-3+6-18
-3X=-15
X=-15/-3
X=5