-x+7=-x-8

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



-x+7=-x-8

We move all terms to the left:

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

We add all the numbers together, and all the variables

-x-(-1x-8)+7=0

We add all the numbers together, and all the variables

-1x-(-1x-8)+7=0

We get rid of parentheses

-1x+1x+8+7=0

We add all the numbers together, and all the variables

15!=0

There is no solution for this equation

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