-11.5r=-9.78-12.1r

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Solution for -11.5r=-9.78-12.1r equation: 



-11.5r=-9.78-12.1r

We move all terms to the left:

-11.5r-(-9.78-12.1r)=0

We add all the numbers together, and all the variables

-11.5r-(-12.1r-9.78)=0

We get rid of parentheses

-11.5r+12.1r+9.78=0

We add all the numbers together, and all the variables

0.6r+9.78=0

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

0.6r=-9.78

r=-9.78/0.6

r=-16+0.18/0.6

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