21x=2+3x-3-x

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Solution for 21x=2+3x-3-x equation: 



21x=2+3x-3-x

We move all terms to the left:

21x-(2+3x-3-x)=0

We add all the numbers together, and all the variables

21x-(2x-1)=0

We get rid of parentheses

21x-2x+1=0

We add all the numbers together, and all the variables

19x+1=0

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

19x=-1

x=-1/19

x=-1/19

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