7(3x+1)=21x-2

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Solution for 7(3x+1)=21x-2 equation: 



7(3x+1)=21x-2

We move all terms to the left:

7(3x+1)-(21x-2)=0

We multiply parentheses

21x-(21x-2)+7=0

We get rid of parentheses

21x-21x+2+7=0

We add all the numbers together, and all the variables

9!=0

There is no solution for this equation

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