4(n-1)=8

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Solution for 4(n-1)=8 equation:



4(n-1)=8
We move all terms to the left:
4(n-1)-(8)=0
We multiply parentheses
4n-4-8=0
We add all the numbers together, and all the variables
4n-12=0
We move all terms containing n to the left, all other terms to the right
4n=12
n=12/4
n=3

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