How to solve (0.5x + 7) * 1.6 = 1.2 * 3x

How to solve (0.5x + 7) * 1.6 = 1.2 * 3x

(0.5x+7)*1.6=1.2*3x
0.8X+11.2=3.6X
3.6X-0.8X=11.2
2.8X=11.2
X=4