-2=-2r+-8

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



-2=-2r+-8

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

2r+8-2=0

We add all the numbers together, and all the variables

2r+6=0

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

2r=-6

r=-6/2

r=-3

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