(8r+1)=7

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Solution for (8r+1)=7 equation: 



(8r+1)=7

We move all terms to the left:

(8r+1)-(7)=0

We get rid of parentheses

8r+1-7=0

We add all the numbers together, and all the variables

8r-6=0

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

8r=6

r=6/8

r=3/4

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