1=21x+2

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Solution for 1=21x+2 equation: 



1=21x+2

We move all terms to the left:

1-(21x+2)=0

We get rid of parentheses

-21x-2+1=0

We add all the numbers together, and all the variables

-21x-1=0

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

-21x=1

x=1/-21

x=-1/21

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