Question

Please help! solve for x. 12(x - 4) = -144

Answer 1

12(x - 4) = -144 |:12
x - 4 = -12 
x = -12+4
x = -(12 - 4)
x = -8
====
12(-8-4) = -144
12 * (-12) = -144
-144 = -144