116=4r+8(r+4)

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Solution for 116=4r+8(r+4) equation: 



116=4r+8(r+4)

We move all terms to the left:

116-(4r+8(r+4))=0



We calculate terms in parentheses: -(4r+8(r+4)), so:

4r+8(r+4)

We multiply parentheses

4r+8r+32

We add all the numbers together, and all the variables

12r+32

Back to the equation:

-(12r+32)



We get rid of parentheses

-12r-32+116=0

We add all the numbers together, and all the variables

-12r+84=0

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

-12r=-84

r=-84/-12

r=+7

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