Answer:
3x-12=-4x+2
Step-by-step explanation:
3 times x= 3x
3 times -4= -12
2 times -2x=-4x
2 times 1= 2
distributive property
3x-12=-4x+2
put the x's on one side, what you do to one side you do to the other.
-4x+4x=0 3x+4x= 7x
7x-12=2
-12+12=0 2+12=14
7x=14
7x/7x =0 (x)
14/7=2
x=2
