-a-7=-6

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Solution for -a-7=-6 equation:


-a-7=-6

We simplify the equation to the form, which is simple to understand 
-a-7=-6

We move all terms containing a to the left and all other terms to the right. 
-1a=-6+7

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

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

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