Предмет: Алгебра, автор: Аноним

Реши уравнение 4 класс
8,36 - 5 ,36 : ( 0,2 Д + 0 ,47 Д ) = 7,56

Ответы

Автор ответа: Аноним
0
8.36 -5.36 : (0.2d + 0.47d) = 7.56
8.36 - 5.36 : 0.67d = 7.56 |*100
836 - 536: 67d = 756
-536 : 67d = 756-836
-8 : d = -80
d=10
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