Respuesta :

Answer  x= - [tex]\frac{1}{2}[/tex]

Step-by-step explanation:  -12x + 12 = 18 move constant to the right hand side and change its sign ( its + 12 :0)

-12x = 18- 12 caculate 18-12

-12x = 6

then divide both sides then you will get -1/2

-12x+12=18
-12x=18-12
-12x=6
x= -6/12
x= -1/2