SOLUTION: find a positive number whose square is 36 less than 15 times the number

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Question 372870: find a positive number whose square is 36 less than 15 times the number
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2+=+15x+-36,
x%5E2+-+15x+%2B+36+=+0,
%28x+-+3%29%28x+-+12%29+=+0,
or x = 3 or x = 12. Both numbers sarisfy the original condition, so they are the final answers.