2x+1=8x-21

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Solution for 2x+1=8x-21 equation: 



2x+1=8x-21

We move all terms to the left:

2x+1-(8x-21)=0

We get rid of parentheses

2x-8x+21+1=0

We add all the numbers together, and all the variables

-6x+22=0

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

-6x=-22

x=-22/-6

x=3+2/3

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