SOLUTION: If -8 is added to a number and the sum is doubled, the result is 15 less than the number. Find the number

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Question 1073474: If -8 is added to a number and the sum is doubled, the result is 15 less than the number. Find the number
Answer by mini_(3) About Me  (Show Source):
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(-8 + N) * 2 = N - 15;
-16 + 2*N - N + 15 = 0;
N - 16 + 15 = 0;
N = 16 - 15;
N = 1;