4m+21=(m+4)

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Solution for 4m+21=(m+4) equation: 



4m+21=(m+4)

We move all terms to the left:

4m+21-((m+4))=0



We calculate terms in parentheses: -((m+4)), so:

(m+4)

We get rid of parentheses

m+4

Back to the equation:

-(m+4)



We get rid of parentheses

4m-m-4+21=0

We add all the numbers together, and all the variables

3m+17=0

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

3m=-17

m=-17/3

m=-5+2/3

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