4(11+r)=84

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Solution for 4(11+r)=84 equation: 



4(11+r)=84

We move all terms to the left:

4(11+r)-(84)=0

We add all the numbers together, and all the variables

4(r+11)-84=0

We multiply parentheses

4r+44-84=0

We add all the numbers together, and all the variables

4r-40=0

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

4r=40

r=40/4

r=10

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