7(r-84)=28

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Solution for 7(r-84)=28 equation: 



7(r-84)=28

We move all terms to the left:

7(r-84)-(28)=0

We multiply parentheses

7r-588-28=0

We add all the numbers together, and all the variables

7r-616=0

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

7r=616

r=616/7

r=88

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