-8r-2-5=-15

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Solution for -8r-2-5=-15 equation: 



-8r-2-5=-15

We move all terms to the left:

-8r-2-5-(-15)=0

We add all the numbers together, and all the variables

-8r+8=0

We move all terms containing r to the left, all other terms to the right

-8r=-8

r=-8/-8

r=1

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