10-3r=-r-8

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Solution for 10-3r=-r-8 equation: 



10-3r=-r-8

We move all terms to the left:

10-3r-(-r-8)=0

We add all the numbers together, and all the variables

-3r-(-1r-8)+10=0

We get rid of parentheses

-3r+1r+8+10=0

We add all the numbers together, and all the variables

-2r+18=0

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

-2r=-18

r=-18/-2

r=+9

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