7(5+m)=77

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Solution for 7(5+m)=77 equation: 



7(5+m)=77

We move all terms to the left:

7(5+m)-(77)=0

We add all the numbers together, and all the variables

7(m+5)-77=0

We multiply parentheses

7m+35-77=0

We add all the numbers together, and all the variables

7m-42=0

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

7m=42

m=42/7

m=6

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