Предмет: Математика, автор: J1U2L3I4Y5A67890

у жени на 20 марок больше чем у Игоря И на 15 меньше чем у пети у кого больше марок и насколько у Игоря или у пети Решите задачуж=×,и=×-20,п=×+15 как составить уравнение

Ответы

Автор ответа: таня90

0

х+15 - (х-20)=х+15-х+20=35
Ответ: у Пети на 35 марок больше

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