-7-a=-3a+1

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Solution for -7-a=-3a+1 equation:


-7-a=-3a+1

We simplify the equation to the form, which is simple to understand 
-7-a=-3a+1

We move all terms containing a to the left and all other terms to the right. 
-1a+3a=+1+7

We simplify left and right side of the equation. 
+2a=+8

We divide both sides of the equation by 2 to get a. 
a=4

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