-7.7-r=3.1

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Solution for -7.7-r=3.1 equation: 



-7.7-r=3.1

We move all terms to the left:

-7.7-r-(3.1)=0

We add all the numbers together, and all the variables

-1r-10.8=0

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

-r=10.8

r=10.8/-1

r=-10+0.8/1

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