15=.5(a+2)

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Solution for 15=.5(a+2) equation:


15=.5(a+2)

We simplify the equation to the form, which is simple to understand 
15=.5(a+2)

Reorder the terms in parentheses
15=+( + 0.5a+1)

Remove unnecessary parentheses
+15=0.5a+1

We move all terms containing a to the left and all other terms to the right. 
-0.5a=+1-15

We simplify left and right side of the equation. 
-0.5a=-14

We divide both sides of the equation by -00.5 to get a. 
a=28

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