-18.5=-6+3.5(a+4)

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Solution for -18.5=-6+3.5(a+4) equation:


-18.5=-6+3.5(a+4)

We simplify the equation to the form, which is simple to understand 
-18.5=-6+3.5(a+4)

Reorder the terms in parentheses
-18.5=-6+(+3.5a+14)

Remove unnecessary parentheses
-18.5=-6+3.5a+14

We move all terms containing a to the left and all other terms to the right. 
-3.5a=-6+14+18.5

We simplify left and right side of the equation. 
-3.5a=+26.5

We divide both sides of the equation by -03.5 to get a. 
a=-7.5714285714286

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