20+.40m=2(34+.85m)

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Solution for 20+.40m=2(34+.85m) equation: 



20+.40m=2(34+.85m)

We move all terms to the left:

20+.40m-(2(34+.85m))=0

We add all the numbers together, and all the variables

.40m-(2(.85m+34))+20=0



We calculate terms in parentheses: -(2(.85m+34)), so:

2(.85m+34)

We multiply parentheses

2m+68

Back to the equation:

-(2m+68)



We get rid of parentheses

.40m-2m-68+20=0

We add all the numbers together, and all the variables

-1.6m-48=0

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

-1.6m=48

m=48/-1.6

m=-30

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