8a-9=-57

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Solution for 8a-9=-57 equation:


8a-9=-57

We simplify the equation to the form, which is simple to understand 
8a-9=-57

We move all terms containing a to the left and all other terms to the right. 
+8a=-57+9

We simplify left and right side of the equation. 
+8a=-48

We divide both sides of the equation by 8 to get a. 
a=-6

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