(2x+31)=(9x-18)

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Solution for (2x+31)=(9x-18) equation: 



(2x+31)=(9x-18)

We move all terms to the left:

(2x+31)-((9x-18))=0

We get rid of parentheses

2x-((9x-18))+31=0



We calculate terms in parentheses: -((9x-18)), so:

(9x-18)

We get rid of parentheses

9x-18

Back to the equation:

-(9x-18)



We get rid of parentheses

2x-9x+18+31=0

We add all the numbers together, and all the variables

-7x+49=0

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

-7x=-49

x=-49/-7

x=+7

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