9x+7=-7+7x+20

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Solution for 9x+7=-7+7x+20 equation: 



9x+7=-7+7x+20

We move all terms to the left:

9x+7-(-7+7x+20)=0

We add all the numbers together, and all the variables

9x-(7x+13)+7=0

We get rid of parentheses

9x-7x-13+7=0

We add all the numbers together, and all the variables

2x-6=0

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

2x=6

x=6/2

x=3

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