(2a/5)-(4a/5)=4

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Solution for (2a/5)-(4a/5)=4 equation:


(2a/5)-(4a/5)=4

We simplify the equation to the form, which is simple to understand 
(2a/5)-(4a/5)=4

Simplifying:
( + 0.4a)-(4a/5)=4

Simplifying:
( + 0.4a)-( + 0.8a)=4

Remove unnecessary parentheses
 + 0.4a-( + 0.8a)=4

Remove unnecessary parentheses
 + 0.4a-0.8a=4

We move all terms containing a to the left and all other terms to the right. 
 + 0.4a-0.8a=+4

We simplify left and right side of the equation. 
-0.4a=+4

We divide both sides of the equation by -0.4 to get a. 
a=-10

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