-7x+12=-7x+15

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Solution for -7x+12=-7x+15 equation: 



-7x+12=-7x+15

We move all terms to the left:

-7x+12-(-7x+15)=0

We get rid of parentheses

-7x+7x-15+12=0

We add all the numbers together, and all the variables

-3!=0

There is no solution for this equation

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