2a=-40

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Solution for 2a=-40 equation:


2a=-40

We simplify the equation to the form, which is simple to understand 
2a=-40

We move all terms containing a to the left and all other terms to the right. 
+2a=-40

We simplify left and right side of the equation. 
+2a=-40

We divide both sides of the equation by 2 to get a. 
a=-20

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