13x-2=4x+21

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Solution for 13x-2=4x+21 equation: 



13x-2=4x+21

We move all terms to the left:

13x-2-(4x+21)=0

We get rid of parentheses

13x-4x-21-2=0

We add all the numbers together, and all the variables

9x-23=0

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

9x=23

x=23/9

x=2+5/9

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