0.2(6)+x=0.4(6+x)

Solution for 0.2(6)+x=0.4(6+x) equation:

0.2(6)+x=0.4(6+x)

We simplify the equation to the form, which is simple to understand 
0.2(6)+x=0.4(6+x)

Reorder the terms in parentheses
+(+1.2)+x=0.4*(6+x)

Remove unnecessary parentheses
+1.2+x=0.4+*(+6+x+)

Reorder the terms in parentheses
+1.2+x=+(+2.4 + 0.4x)

Remove unnecessary parentheses
+1.2+x=+2.4 + 0.4x

We move all terms containing x to the left and all other terms to the right. 
+1x-0.4x=+2.4-1.2

We simplify left and right side of the equation. 
 + 0.6x=+1.2

We divide both sides of the equation by 0.6 to get x. 
x=2