-2.5r-4r=27.5

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Solution for -2.5r-4r=27.5 equation: 



-2.5r-4r=27.5

We move all terms to the left:

-2.5r-4r-(27.5)=0

We add all the numbers together, and all the variables

-6.5r-27.5=0

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

-6.5r=27.5

r=27.5/-6.5

r=-4+1/4.33333333333

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