Решение и ответ:
5x - 4|y - 9|; при x = -4, y = -9
5 · (-4) - 4 · |-9 - 9| = -20 - 4 · |-18| = -20 - 4 · 18 = -20 - 72 = -92
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Решение и ответ:
5x - 4|y - 9|; при x = -4, y = -9
5 · (-4) - 4 · |-9 - 9| = -20 - 4 · |-18| = -20 - 4 · 18 = -20 - 72 = -92