64.4=7(m+2.1)

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Solution for 64.4=7(m+2.1) equation: 



64.4=7(m+2.1)

We move all terms to the left:

64.4-(7(m+2.1))=0



We calculate terms in parentheses: -(7(m+2.1)), so:

7(m+2.1)

We multiply parentheses

7m+14.7

Back to the equation:

-(7m+14.7)



We get rid of parentheses

-7m-14.7+64.4=0

We add all the numbers together, and all the variables

-7m+49.7=0

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

-7m=-49.7

m=-49.7/-7

m=7+0.7/7

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