-8(r-9)=16

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Solution for -8(r-9)=16 equation: 



-8(r-9)=16

We move all terms to the left:

-8(r-9)-(16)=0

We multiply parentheses

-8r+72-16=0

We add all the numbers together, and all the variables

-8r+56=0

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

-8r=-56

r=-56/-8

r=+7

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