-4(a+3)-a=8

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Solution for -4(a+3)-a=8 equation:


-4(a+3)-a=8

We simplify the equation to the form, which is simple to understand 
-4(a+3)-a=8

Reorder the terms in parentheses
+(-4a-12)-a=8

Remove unnecessary parentheses
-4a-12-a=+8

We move all terms containing a to the left and all other terms to the right. 
-4a-1a=+8+12

We simplify left and right side of the equation. 
-5a=+20

We divide both sides of the equation by -5 to get a. 
a=-4

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