Answer:
n = 15
Step-by-step explanation:
Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation: 3*(n-6)-(27)=0
Pull out like factors : 3n - 45 = 3 • (n - 15)
Then: 3 • (n - 15) = 0
It's pretty easy from there, good luck!