7x-3x+7=3x-4+20

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Solution for 7x-3x+7=3x-4+20 equation: 



7x-3x+7=3x-4+20

We move all terms to the left:

7x-3x+7-(3x-4+20)=0

We add all the numbers together, and all the variables

7x-3x-(3x+16)+7=0

We add all the numbers together, and all the variables

4x-(3x+16)+7=0

We get rid of parentheses

4x-3x-16+7=0

We add all the numbers together, and all the variables

x-9=0

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

x=9

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