-8+8r=-8+8r-7

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



-8+8r=-8+8r-7

We move all terms to the left:

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

We add all the numbers together, and all the variables

8r-(8r-15)-8=0

We get rid of parentheses

8r-8r+15-8=0

We add all the numbers together, and all the variables

7!=0

There is no solution for this equation

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