(m-4)+(m-7)=15

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Solution for (m-4)+(m-7)=15 equation: 



(m-4)+(m-7)=15

We move all terms to the left:

(m-4)+(m-7)-(15)=0

We get rid of parentheses

m+m-4-7-15=0

We add all the numbers together, and all the variables

2m-26=0

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

2m=26

m=26/2

m=13

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