54a+90-72a=108

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Solution for 54a+90-72a=108 equation:


54a+90-72a=108

We simplify the equation to the form, which is simple to understand 
54a+90-72a=108

We move all terms containing a to the left and all other terms to the right. 
+54a-72a=+108-90

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

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

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