7x+9=31+5x

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Solution for 7x+9=31+5x equation: 



7x+9=31+5x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

7x-5x-31+9=0

We add all the numbers together, and all the variables

2x-22=0

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

2x=22

x=22/2

x=11

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