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Ответ

Ответ дан
tatsach

Ответ:


Пошаговое объяснение:

x÷(15×2)=3

х:30=3

х=3*30

х=90

90:(15*2)=3

3=3

Ответ

Ответ дан
lenok3781
х:(15•2)=3
х:30=3
х=3•30
х=90

проверка:
90:(15•2)=3
90:30=3
3=3

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