-7r+8=-9+5r

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Solution for -7r+8=-9+5r equation: 



-7r+8=-9+5r

We move all terms to the left:

-7r+8-(-9+5r)=0

We add all the numbers together, and all the variables

-7r-(5r-9)+8=0

We get rid of parentheses

-7r-5r+9+8=0

We add all the numbers together, and all the variables

-12r+17=0

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

-12r=-17

r=-17/-12

r=1+5/12

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