13a=-91

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Solution for 13a=-91 equation:


13a=-91

We simplify the equation to the form, which is simple to understand 
13a=-91

We move all terms containing a to the left and all other terms to the right. 
+13a=-91

We simplify left and right side of the equation. 
+13a=-91

We divide both sides of the equation by 13 to get a. 
a=-7

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