r+-2.7=-3.7

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Solution for r+-2.7=-3.7 equation: 



r+-2.7=-3.7

We move all terms to the left:

r+-2.7-(-3.7)=0

We add all the numbers together, and all the variables

r+1=0

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

r=-1

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