945=21(m+18)

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Solution for 945=21(m+18) equation: 



945=21(m+18)

We move all terms to the left:

945-(21(m+18))=0



We calculate terms in parentheses: -(21(m+18)), so:

21(m+18)

We multiply parentheses

21m+378

Back to the equation:

-(21m+378)



We get rid of parentheses

-21m-378+945=0

We add all the numbers together, and all the variables

-21m+567=0

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

-21m=-567

m=-567/-21

m=+27

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