7r-1+6r=11

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Solution for 7r-1+6r=11 equation: 



7r-1+6r=11

We move all terms to the left:

7r-1+6r-(11)=0

We add all the numbers together, and all the variables

13r-12=0

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

13r=12

r=12/13

r=12/13

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