10r-7=8

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Solution for 10r-7=8 equation: 



10r-7=8

We move all terms to the left:

10r-7-(8)=0

We add all the numbers together, and all the variables

10r-15=0

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

10r=15

r=15/10

r=1+1/2

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