Предмет: Математика, автор: evelinaanisimy

решить уравнение
У-59у=3,6

Ответы

Автор ответа: warfacemat

y-5/9*y = (18/5)
Раскрываем скобочки в правой части ур-нияy
-5/9*y = 18/5
Приводим подобные слагаемые в левой части ур-ния:
4*y/9 = 18/5
Разделим обе части ур-ния на
4/9y = 18/5 / (4/9)
Получим ответ: y = 81/10

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