0.77=-1+0.3r

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Solution for 0.77=-1+0.3r equation: 



0.77=-1+0.3r

We move all terms to the left:

0.77-(-1+0.3r)=0

We add all the numbers together, and all the variables

-(0.3r-1)+0.77=0

We get rid of parentheses

-0.3r+1+0.77=0

We add all the numbers together, and all the variables

-0.3r+1.77=0

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

-0.3r=-1.77

r=-1.77/-0.3

r=5+0.27/0.3

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