SOLUTION: Two times a number n is three times the sum of n and nine what is the number?

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Question 999777: Two times a number n is three times the sum of n and nine what is the number?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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2n=3(n+9)
2n=3n+27
-27=n
ANSWER: The number is -27
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CHECK:
2n=3(n+9)
2(-27)=3(-27+9)
-54=3(-18)
-54=-54