Предмет: Математика, автор: filippovasofia

Верёвку длиной 72 метра разрезали на два куска так что длина одного из них оказалась в 5 раз меньше другого.Найди длину большего куска.

Ответы

Автор ответа: vikavottakaya

пусть длина первого куска равна Х, тогда длина 2 куска равна 5Х. составим уравнение:
х+5х=72
6х=72
х=72:6
х=12
5*12=60 м
ответ: 60 метров длина большого куска

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