-21m+6=-3(7m-2)

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Solution for -21m+6=-3(7m-2) equation: 



-21m+6=-3(7m-2)

We move all terms to the left:

-21m+6-(-3(7m-2))=0



We calculate terms in parentheses: -(-3(7m-2)), so:

-3(7m-2)

We multiply parentheses

-21m+6

Back to the equation:

-(-21m+6)



We get rid of parentheses

-21m+21m-6+6=0

We add all the numbers together, and all the variables

=0

m=0/1

m=0

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