128=70+8r

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Solution for 128=70+8r equation: 



128=70+8r

We move all terms to the left:

128-(70+8r)=0

We add all the numbers together, and all the variables

-(8r+70)+128=0

We get rid of parentheses

-8r-70+128=0

We add all the numbers together, and all the variables

-8r+58=0

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

-8r=-58

r=-58/-8

r=7+1/4

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