-23=7w+2(w-7)

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Solution for -23=7w+2(w-7) equation: 



-23=7w+2(w-7)

We move all terms to the left:

-23-(7w+2(w-7))=0



We calculate terms in parentheses: -(7w+2(w-7)), so:

7w+2(w-7)

We multiply parentheses

7w+2w-14

We add all the numbers together, and all the variables

9w-14

Back to the equation:

-(9w-14)



We get rid of parentheses

-9w+14-23=0

We add all the numbers together, and all the variables

-9w-9=0

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

-9w=9

w=9/-9

w=-1

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