Answer:
-3
Step-by-step explanation:
-12(x-12)=-9(1+7x)
-12x+144=-9-63x
-12x+63x=-9-144
51x=-153
x=-153/51=-3
Yes
4 x 3 = 12
5 x 3 = 15
Step-by-step explanation
show the expression pls