7x-31=5x+7

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Solution for 7x-31=5x+7 equation: 



7x-31=5x+7

We move all terms to the left:

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

We get rid of parentheses

7x-5x-7-31=0

We add all the numbers together, and all the variables

2x-38=0

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

2x=38

x=38/2

x=19

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