Решите уравнения.
72 : x = 8
9x = 81
12x = 24 + 24
8x = 72 - 16
24 : x = 12 - 8
66 =66:x
72 : x = 8
9x = 81
12x = 24 + 24
8x = 72 - 16
24 : x = 12 - 8
66 =66:x
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Answers & Comments
72:х=8
х=72:8
х=9
2)
9х=81
х=81:9
х=9
3)
12х=24+24
12х=48
х=48:12
х=4
4)
8х=72-16
8х=56
х=56:8
х=7
5)
24:х=12-8
24:х=4
х=24:4
х=6
6)
66=66:х
х=66:66
х=1