-15-3(3-a)=0

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Solution for -15-3(3-a)=0 equation:


-15-3(3-a)=0

We simplify the equation to the form, which is simple to understand 
-15-3(3-a)=0

Reorder the terms in parentheses
-15+(-9+3a)=0

Remove unnecessary parentheses
-15-9+3a=0

We move all terms containing a to the left and all other terms to the right. 
+3a=0+15+9

We simplify left and right side of the equation. 
+3a=+24

We divide both sides of the equation by 3 to get a. 
a=8

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