0.3(8)-0.3(3x)=3.2-0.8x+0.8(7)
2.4-0.9x=3.2-0.8x+5.6
-0.9x+0.8x=3.2+5.6-2.4
-0.1x=6.4
x=6.4/-0.1
x=-64

Therefore, the solution to the equation is x = -64.