-12(x+2)=6(-4-2x)+4x
-12x-24=-24-12x+4x
x=0
x is equal to zero. Distribute The -12 to x and 2. Then distribute the 6 to -4 and -2.
That gives you -12-24=-24-12x+4x
combining like terms gives you -12-24=24-8x
next you should get x by itself. that gives you 0 as the final answer