Предмет: Математика, автор: alpok83

х:2=400-277 х:3=120*2 решить уровнения

Ответы

Автор ответа: Anastaramm

х:2=400-277
х:2=123
х=123*2
х=246

х:3=120*2
х:3=240
х=240*3
х=720

Автор ответа: piggy11198

x : 2 = 400-277
x : 2 = 123
x = 123 : 2
x = 61,5

x : 3 = 120 * 2
x : 3 = 240
x = 240 :3
x = 80

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