3r-8=2(r-4)

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Solution for 3r-8=2(r-4) equation: 



3r-8=2(r-4)

We move all terms to the left:

3r-8-(2(r-4))=0



We calculate terms in parentheses: -(2(r-4)), so:

2(r-4)

We multiply parentheses

2r-8

Back to the equation:

-(2r-8)



We get rid of parentheses

3r-2r+8-8=0

We add all the numbers together, and all the variables

r=0

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