Предмет: Математика, автор: ния6

решите уравнение (1/3x-4)÷3=0,5

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Автор ответа: Лилюсечка
0
(1/3х-4):3=0,5
1/3х-4=0,5×3
1/3х-4=1,5
1/3х=1,5+4
1/3х=5,5
х=5,5:1/3
х=55×30/100
х=1,65
Автор ответа: ния6
0
спасибо:3
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