- 15а - b - 2 + 14а при а= -29 b= -2

Question

- 15а - b - 2 + 14а при а= -29 b= -2

Answer 1

-15а - b - 2 + 14a = -a - b - 2 = -(-29) - (-2) - 2 = 29 + 2 - 2 = 29.

Answer 2

-15 * (-29) - (-2) - 2 + 14 * (-29) = 15 * 29 - 14 * 29 = 29 ( 15 - 14) = 29*1 = 29
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