Предмет: Алгебра, автор: TamerNumberOne

200x+300y=2200 найдите x-? y-?

Ответы

Автор ответа: новичок1001

0

делим все на 100:
2x+3y=22
x=11-1,5y
y=(22-2x)/3
чем смог— помог

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