3(a+2)+4a=20

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Solution for 3(a+2)+4a=20 equation:


3(a+2)+4a=20

We simplify the equation to the form, which is simple to understand 
3(a+2)+4a=20

Reorder the terms in parentheses
+(+3a+6)+4a=20

Remove unnecessary parentheses
+3a+6+4a=+20

We move all terms containing a to the left and all other terms to the right. 
+3a+4a=+20-6

We simplify left and right side of the equation. 
+7a=+14

We divide both sides of the equation by 7 to get a. 
a=2

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