-5+7x=3x+21

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Solution for -5+7x=3x+21 equation: 



-5+7x=3x+21

We move all terms to the left:

-5+7x-(3x+21)=0

We get rid of parentheses

7x-3x-21-5=0

We add all the numbers together, and all the variables

4x-26=0

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

4x=26

x=26/4

x=6+1/2

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