21x-45=21x+45

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Solution for 21x-45=21x+45 equation: 



21x-45=21x+45

We move all terms to the left:

21x-45-(21x+45)=0

We get rid of parentheses

21x-21x-45-45=0

We add all the numbers together, and all the variables

-90!=0

There is no solution for this equation

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