23=5w+7(w-7)

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Solution for 23=5w+7(w-7) equation: 



23=5w+7(w-7)

We move all terms to the left:

23-(5w+7(w-7))=0



We calculate terms in parentheses: -(5w+7(w-7)), so:

5w+7(w-7)

We multiply parentheses

5w+7w-49

We add all the numbers together, and all the variables

12w-49

Back to the equation:

-(12w-49)



We get rid of parentheses

-12w+49+23=0

We add all the numbers together, and all the variables

-12w+72=0

We move all terms containing w to the left, all other terms to the right

-12w=-72

w=-72/-12

w=+6

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