8a-3(2a+5a)=13

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Solution for 8a-3(2a+5a)=13 equation:


8a-3(2a+5a)=13

We simplify the equation to the form, which is simple to understand 
8a-3(2a+5a)=13

Reorder the terms in parentheses
8a+(-21a)=13

Remove unnecessary parentheses
+8a-21a=+13

We move all terms containing a to the left and all other terms to the right. 
+8a-21a=+13

We simplify left and right side of the equation. 
-13a=+13

We divide both sides of the equation by -13 to get a. 
a=-1

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