-4a+20+7a=3a-5a

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Solution for -4a+20+7a=3a-5a equation:


-4a+20+7a=3a-5a

We simplify the equation to the form, which is simple to understand 
-4a+20+7a=3a-5a

We move all terms containing a to the left and all other terms to the right. 
-4a+7a-3a+5a=-20

We simplify left and right side of the equation. 
+5a=-20

We divide both sides of the equation by 5 to get a. 
a=-4

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