(42m-9)=(35m+12)

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Solution for (42m-9)=(35m+12) equation: 



(42m-9)=(35m+12)

We move all terms to the left:

(42m-9)-((35m+12))=0

We get rid of parentheses

42m-((35m+12))-9=0



We calculate terms in parentheses: -((35m+12)), so:

(35m+12)

We get rid of parentheses

35m+12

Back to the equation:

-(35m+12)



We get rid of parentheses

42m-35m-12-9=0

We add all the numbers together, and all the variables

7m-21=0

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

7m=21

m=21/7

m=3

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