31=-9(7+w)-5

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Solution for 31=-9(7+w)-5 equation: 



31=-9(7+w)-5

We move all terms to the left:

31-(-9(7+w)-5)=0

We add all the numbers together, and all the variables

-(-9(w+7)-5)+31=0



We calculate terms in parentheses: -(-9(w+7)-5), so:

-9(w+7)-5

We multiply parentheses

-9w-63-5

We add all the numbers together, and all the variables

-9w-68

Back to the equation:

-(-9w-68)



We get rid of parentheses

9w+68+31=0

We add all the numbers together, and all the variables

9w+99=0

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

9w=-99

w=-99/9

w=-11

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