-1+r/8=-2

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Solution for -1+r/8=-2 equation: 



-1+r/8=-2

We move all terms to the left:

-1+r/8-(-2)=0

We add all the numbers together, and all the variables

r/8+1=0

We multiply all the terms by the denominator


r+1*8=0

We add all the numbers together, and all the variables

r+8=0

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

r=-8

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