21x-28=12x+6

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Solution for 21x-28=12x+6 equation: 



21x-28=12x+6

We move all terms to the left:

21x-28-(12x+6)=0

We get rid of parentheses

21x-12x-6-28=0

We add all the numbers together, and all the variables

9x-34=0

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

9x=34

x=34/9

x=3+7/9

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