The number is two
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2 or -1
7 - from the quotient of a number and 2 is -6
2
The algebraic equation becomes x2 - x = 2 (or) x2 - x - 2 = 0 This has the solution (x-2)(x+1) = 0 so the answer is either 2 or -1.
⅔ a number - 9 = 7 → ⅔ a number = 7 + 9 = 16 → the number is 16 × 3/2 = 24.