SOLUTION: The sum of three times a number and 7 more than the number is the same as the difference between -11 and twice the number. what is the number?

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Question 218440: The sum of three times a number and 7 more than the number is the same as the difference between -11 and twice the number. what is the number?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
3x+7=2x-11
x=-18
3(-18)+7=2(-18)-11
-47=-47