Предмет: Математика, автор: aaaka921

3. Реши задачу, составив уравнение.
Одна сторона треугольника в 3 раза меньше второй и на 23 дм меньше третьей. Найдите стороны треугольника, если его периметр равен 108 дм.

Ответы

Автор ответа: Ktuxa
0

Пошаговое объяснение:

Уравнение:

x+3x+23+x=108

x+3x+x=108-23

5x=85

x=85:5

x= вроде 16

Приложения:
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