Предмет: Математика, автор: smirnovasabrina04

3750:(17х+9х-21х)=25 допоможіть з рівнянням

Ответы

Автор ответа: pomogatel21

2

Ответ:

x = 30

Пошаговое объяснение:

Спочатку:

3750:5x = 25
3750 = 25*5x
5x=3750:25
5x=150
x=150:5
x=30

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