7(r-90)=56

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Solution for 7(r-90)=56 equation: 



7(r-90)=56

We move all terms to the left:

7(r-90)-(56)=0

We multiply parentheses

7r-630-56=0

We add all the numbers together, and all the variables

7r-686=0

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

7r=686

r=686/7

r=98

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