140=15w+(w+28)

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Solution for 140=15w+(w+28) equation:



140=15w+(w+28)
We move all terms to the left:
140-(15w+(w+28))=0
We calculate terms in parentheses: -(15w+(w+28)), so:
15w+(w+28)
We get rid of parentheses
15w+w+28
We add all the numbers together, and all the variables
16w+28
Back to the equation:
-(16w+28)
We get rid of parentheses
-16w-28+140=0
We add all the numbers together, and all the variables
-16w+112=0
We move all terms containing w to the left, all other terms to the right
-16w=-112
w=-112/-16
w=+7

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