18r-7=8r+63

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Solution for 18r-7=8r+63 equation: 



18r-7=8r+63

We move all terms to the left:

18r-7-(8r+63)=0

We get rid of parentheses

18r-8r-63-7=0

We add all the numbers together, and all the variables

10r-70=0

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

10r=70

r=70/10

r=7

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