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Автор - ksuha12337

60 * (x : 20 - 4) = 720 помогите пж​

Ответ

Автор - uncl95

Ответ:

Пошаговое объяснение:

60*(х:20-4)=720

х:20-4=720:60

х:20-4=12

х:20=12+4

х:20=16

х=16*20

х=320

Ответ

Автор - 1grom9

60 * ( х : 20 - 4 ) = 720

х : 20 - 4 = 720 : 60

х : 20 - 4 = 12

х : 20 = 12 + 4

х : 20 = 16

х = 16 * 20

х 320

проверка:

60 * ( 320 : 20 - 4 ) = 720

60 * ( 16 - 4 ) = 720

60 * 12 = 720

720 = 720

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