Предмет: Математика, автор: mokrushinad

решите уравнение 3,5у+7,41у-3,51у-18,5=0

Ответы

Автор ответа: tanyachupryna

3,5у+7=0
3,5у=-7
у=-7/3,5
у=-2
41у-3,51у-18,5=0
41у-3,5у=18,5
37,5у=18,5
у=приблизительно 0,49

mokrushinad: К заданию есть предложенные ответы:
у=10
у=7,4
у=2,5
у=18,5
у=2,6

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