a-3(2a+5)=13

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


a-3(2a+5)=13

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

Reorder the terms in parentheses
a+(-6a-15)=13

Remove unnecessary parentheses
+a-6a-15=+13

We move all terms containing a to the left and all other terms to the right. 
+1a-6a=+13+15

We simplify left and right side of the equation. 
-5a=+28

We divide both sides of the equation by -5 to get a. 
a=-5.6

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