8x-7=8x+21

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Solution for 8x-7=8x+21 equation: 



8x-7=8x+21

We move all terms to the left:

8x-7-(8x+21)=0

We get rid of parentheses

8x-8x-21-7=0

We add all the numbers together, and all the variables

-28!=0

There is no solution for this equation

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