7r+6+8r-8=90

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Solution for 7r+6+8r-8=90 equation: 



7r+6+8r-8=90

We move all terms to the left:

7r+6+8r-8-(90)=0

We add all the numbers together, and all the variables

15r-92=0

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

15r=92

r=92/15

r=6+2/15

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