Предмет: Математика, автор: Ksenyva

решите пожалуйста мне это уравнение 18*20-x=90

Ответы

Автор ответа: к5о5т5я

0

18*20-x=90

360-х=90

х= 270

__________

Автор ответа: зіночка

0

18•20-х=9

360-х=90

х=360-90

х=270

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