a-18=12

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Solution for a-18=12 equation:


a-18=12

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

We move all terms containing a to the left and all other terms to the right. 
+1a=+12+18

We simplify left and right side of the equation. 
+1a=+30

We divide both sides of the equation by 1 to get a. 
a=30

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