Предмет: Математика, автор: Аноним

Найдите значения выражения: 0,7542x+0,2458x-20,9 если x=220 полностью напишите спасибо

Ответы

Автор ответа: Шуренция

0,7542х+0,2458х=1х

получается выражение: х-20,9

подставляем вместо х , 220 и получаем:220-20,9=199,1

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