28+2a=+7

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Solution for 28+2a=+7 equation:


28+2a=+7

We simplify the equation to the form, which is simple to understand 
28+2a=+7

We move all terms containing a to the left and all other terms to the right. 
+2a=+7-28

We simplify left and right side of the equation. 
+2a=-21

We divide both sides of the equation by 2 to get a. 
a=-10.5

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