0.4(8-a)=0.3(6+a)

Solution for 0.4(8-a)=0.3(6+a) equation:

0.4 (8 - a) = 0.3 (6 + a)

We simplify the equation to the form, which is simple to understand 
0.4(8-a)=0.3(6+a)

Reorder the terms in parentheses
+(+3.2-0.4a)=0.3*(6+a)

Remove unnecessary parentheses
+3.2-0.4a=0.3+*(+6+a+)

Reorder the terms in parentheses
+3.2-0.4a=+(+1.8 + 0.3a)

Remove unnecessary parentheses
+3.2-0.4a=+1.8 + 0.3a

We move all terms containing a to the left and all other terms to the right. 
-0.4a-0.3a=+1.8-3.2

We simplify left and right side of the equation. 
-0.7a=-1.4

We divide both sides of the equation by -0.7 to get a. 
a=2