-5r+4=8r-5

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Solution for -5r+4=8r-5 equation: 



-5r+4=8r-5

We move all terms to the left:

-5r+4-(8r-5)=0

We get rid of parentheses

-5r-8r+5+4=0

We add all the numbers together, and all the variables

-13r+9=0

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

-13r=-9

r=-9/-13

r=9/13

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