Предмет: Алгебра, автор: kira387

функция задана формулой у=2х-15
а)значение у если х=-3,5
б) значение х, если у=-5​

Ответы

Автор ответа: Аноним
1

Ответ:

а) у= -22

б)  х=5

Объяснение:

у=2х-15; у(-3.5)=2*(-3.5)-15=-7-15=-22

б) 2х-15=-5; 2х=10: х=10/2; х=5

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