11r+5r+6r=84

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Solution for 11r+5r+6r=84 equation: 



11r+5r+6r=84

We move all terms to the left:

11r+5r+6r-(84)=0

We add all the numbers together, and all the variables

22r-84=0

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

22r=84

r=84/22

r=3+9/11

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