8=4(r+)

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Solution for 8=4(r+) equation: 



8=4(r+)

We move all terms to the left:

8-(4(r+))=0

We add all the numbers together, and all the variables

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



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

4(+r)

We multiply parentheses

4r

Back to the equation:

-(4r)



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

-4r=-8

r=-8/-4

r=+2

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