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Автор - AntoninkaMalinka9775

Упрастите выражение
-13x-y+1+12x
И найдите его значение при x = - 15 и y = - 3

Ответ

Автор - SHI0N

-13x-y+1+12x = -x-y+1; при x=-15; y=-3

-(-15)-(-3)+1=15+3+1=19

Ответ: 19

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