31=-7w+5(w+5)

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Solution for 31=-7w+5(w+5) equation: 



31=-7w+5(w+5)

We move all terms to the left:

31-(-7w+5(w+5))=0



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

-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+31=0

We add all the numbers together, and all the variables

2w+6=0

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

2w=-6

w=-6/2

w=-3

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