4*(7-n)=12

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Solution for 4*(7-n)=12 equation: 



4(7-n)=12

We move all terms to the left:

4(7-n)-(12)=0

We add all the numbers together, and all the variables

4(-1n+7)-12=0

We multiply parentheses

-4n+28-12=0

We add all the numbers together, and all the variables

-4n+16=0

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

-4n=-16

n=-16/-4

n=+4

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