Вопрос школьника по предмету Математика
зачеркни»лишние» скобки.Реши уравнения.
(72:18) * х = (26 * 2 )
(92-24) : Х = (85 : 5)
Ответ учителя по предмету Математика
зачеркни»лишние» -это не понятно,может так ?
72:18*x=26*2
4x=52
x=13
92-24 : Х = 85 : 5
92-24/x=17; x≠0
-24/x=17-92
-24/x=-75
-24=-75x
x=24/75
x=8/25;x≠0
ответ:8/25 or 0.32
Похожие вопросы от пользователей
Перевод НЕ нужен
Fill in the blanks with prepositions or adverbs wherever necessary.
The girls went — the street and came — — the shop window. They stood looking — the only thing — the window, — a double rope of pearls.
«What do you think is the price — those pearls?» Annabel said.
«Oh, I don’t know, I wonder if they are — sale,» Midge answered.
«Go — and ask the price,» Annabel said.
«Well,» Midge said. «But you’ve got to come too.»
They walked — the shop and a clerk came — — them.
«It so happened that my friend and myself were passing — your shop,» Midge started. «And we were wondering how much are those pearls you’ve got — your window.»
«Ah, yes,» the clerk said. «The double rope. That is two hundred and fifty thousand dollars, Madam.»
«I see,» Midge said.
«Would you like to look — it?» «No, thank you. We were just passing —.» The clerk opened the door — them and they walked — — the shop.
They were silent and their eyes were cloudy. As they walked — — the street Midge said: «Two hundred fifty thousand! That’s a quarter — a million! Have you ever heard — anything like that!»