-8w+21=3(w-4)

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Solution for -8w+21=3(w-4) equation:


-8w+21=3(w-4)

We simplify the equation to the form, which is simple to understand 
-8w+21=3(w-4)

Reorder the terms in parentheses
-8w+21=+(+3w-12)

Remove unnecessary parentheses
-8w+21=+3w-12

We move all terms containing w to the left and all other terms to the right. 
-8w-3w=-12-21

We simplify left and right side of the equation. 
-11w=-33

We divide both sides of the equation by -11 to get w. 
w=3

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