80.8=8(m+3.9)

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Solution for 80.8=8(m+3.9) equation: 



80.8=8(m+3.9)

We move all terms to the left:

80.8-(8(m+3.9))=0



We calculate terms in parentheses: -(8(m+3.9)), so:

8(m+3.9)

We multiply parentheses

8m+31.2

Back to the equation:

-(8m+31.2)



We get rid of parentheses

-8m-31.2+80.8=0

We add all the numbers together, and all the variables

-8m+49.6=0

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

-8m=-49.6

m=-49.6/-8

m=6+1/5

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