63=7(20-w)

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Solution for 63=7(20-w) equation:


63=7(20-w)

We simplify the equation to the form, which is simple to understand 
63=7(20-w)

Reorder the terms in parentheses
63=+(+140-7w)

Remove unnecessary parentheses
+63=+140-7w

We move all terms containing w to the left and all other terms to the right. 
+7w=+140-63

We simplify left and right side of the equation. 
+7w=+77

We divide both sides of the equation by 07 to get w. 
w=11

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