SOLUTION: 150n=180(n-2)

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Question 984961: 150n=180(n-2)
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!

150n = 180(n-2),

150n = 180n - 2*180,

2*180 = 180n - 150n,

360 = 30n,

n = 360%2F30 = 12.