Question

Помогите #1048 Найдите Значение выражение

Answer 1

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Answer 2

2.9х=2.9*5=14.5
2.9х=2.9*10=29
2.9х=2.9*100=290

1.6х+у=1.6*9+28.05=42.45

2.81х+1.8у=2.81*20+1.8*6=56.2+10.8=67

7.5х+6.91у=7.5*100+6.91*10=750+69.1=819.1