Question

0.4x+(-x-1.8)=-2(0.5x-0.3)

Answer 1

0.4x+(-x-1.8)=-2(0.5x-0.3)
-0.4x-0.72=-1x+0.6
-0.4x+1x=0.72+0.6
+0.6x=1.32
x=1.32/0.6
x=2.2