9=5(w+5)-7w

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Solution for 9=5(w+5)-7w equation: 



9=5(w+5)-7w

We move all terms to the left:

9-(5(w+5)-7w)=0



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

5(w+5)-7w

We add all the numbers together, and all the variables

-7w+5(w+5)

We multiply parentheses

-7w+5w+25

We add all the numbers together, and all the variables

-2w+25

Back to the equation:

-(-2w+25)



We get rid of parentheses

2w-25+9=0

We add all the numbers together, and all the variables

2w-16=0

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

2w=16

w=16/2

w=8

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