Предмет: Математика, автор: milanamak82

х умножить на 15=45+30 как решить

Ответы

Автор ответа: Silеncе

2

х*15=45+30
15х=75
х=75:15
х=5

Автор ответа: ToshaStarling

1

15х=45+30
15x=75
x=75:15
x=5

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