51=3(m+7)+m

Solution for 51=3(m+7)+m equation:

51=3(m+7)+m

We move all terms to the left:

51-(3(m+7)+m)=0


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

3(m+7)+m

We add all the numbers together, and all the variables

m+3(m+7)

We multiply parentheses

m+3m+21

We add all the numbers together, and all the variables

4m+21

Back to the equation:

-(4m+21)


We get rid of parentheses

-4m-21+51=0

We add all the numbers together, and all the variables

-4m+30=0

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

-4m=-30

m=-30/-4

m=7+1/2