7(4-m)=42

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Solution for 7(4-m)=42 equation: 



7(4-m)=42

We move all terms to the left:

7(4-m)-(42)=0

We add all the numbers together, and all the variables

7(-1m+4)-42=0

We multiply parentheses

-7m+28-42=0

We add all the numbers together, and all the variables

-7m-14=0

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

-7m=14

m=14/-7

m=-2

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