4w+31=9(w+9)

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Solution for 4w+31=9(w+9) equation: 



4w+31=9(w+9)

We move all terms to the left:

4w+31-(9(w+9))=0



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

9(w+9)

We multiply parentheses

9w+81

Back to the equation:

-(9w+81)



We get rid of parentheses

4w-9w-81+31=0

We add all the numbers together, and all the variables

-5w-50=0

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

-5w=50

w=50/-5

w=-10

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