21x-1=x+2

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



21x-1=x+2

We move all terms to the left:

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

We get rid of parentheses

21x-x-2-1=0

We add all the numbers together, and all the variables

20x-3=0

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

20x=3

x=3/20

x=3/20

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