4(3-n)+2n=42

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Solution for 4(3-n)+2n=42 equation: 



4(3-n)+2n=42

We move all terms to the left:

4(3-n)+2n-(42)=0

We add all the numbers together, and all the variables

4(-1n+3)+2n-42=0

We add all the numbers together, and all the variables

2n+4(-1n+3)-42=0

We multiply parentheses

2n-4n+12-42=0

We add all the numbers together, and all the variables

-2n-30=0

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

-2n=30

n=30/-2

n=-15

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