-2a-9a+12a=18

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Solution for -2a-9a+12a=18 equation:


-2a-9a+12a=18

We simplify the equation to the form, which is simple to understand 
-2a-9a+12a=18

We move all terms containing a to the left and all other terms to the right. 
-2a-9a+12a=+18

We simplify left and right side of the equation. 
+1a=+18

We divide both sides of the equation by 1 to get a. 
a=18

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