-7=5-4a

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Solution for -7=5-4a equation:


-7=5-4a

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

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

We simplify left and right side of the equation. 
+4a=+12

We divide both sides of the equation by 04 to get a. 
a=3

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