SOLUTION: Three times the sum of a number and seven yields the same result as the twice the same number decreased by four.

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Question 117240: Three times the sum of a number and seven yields the same result as the twice the same number decreased by four.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
3(N+7)=2N-4
3N+21=2N-4
3N-2N=-4-21
N=-25 ANSWER
PROOF
3(-25+7)=2*-25-4
3*-18=-50-4
-54=-54