20-17r+18=-10r-18

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Solution for 20-17r+18=-10r-18 equation: 



20-17r+18=-10r-18

We move all terms to the left:

20-17r+18-(-10r-18)=0

We add all the numbers together, and all the variables

-17r-(-10r-18)+38=0

We get rid of parentheses

-17r+10r+18+38=0

We add all the numbers together, and all the variables

-7r+56=0

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

-7r=-56

r=-56/-7

r=+8

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