Предмет: Математика, автор: alexvor1

одна из сторон треугольника в 5 раз меньше второй и на 25см меньше третей.найдите стороны треугольника,если его периметр равен 74 см
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по действиям пожалуйста

Ответы

Автор ответа: Злюка19
0
х - сторона трикутника
5х - 2 сторона
х + 25 - 3 строна
отже х + 5х +х+25=74
7х=74-25
7х=49
х=7
7*5=35(см) - 2 сторона
25+7=32(см) - 3 сторона
Автор ответа: alexvor1
0
да не уроавнение
Автор ответа: alexvor1
0
...
Автор ответа: alexvor1
0
:(
Автор ответа: Злюка19
0
тоді вибач
Автор ответа: Злюка19
0
тоді вибач
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