Ответ:
Пошаговое объяснение:
1)
2х * 6 = 36 * 5
12х = 180
х = 180 : 12
х = 15
2)
3х * 9 = 4 * 54
27х = 216
х = 216 : 27
х = 8
3)
21 * 3х = 7 * 54
63х = 378
х = 378 : 63
х = 6
4)
3х * 11 = 2 * 33
33х = 66
х = 66 : 33
х = 2
5)
4х * 5 = 8 * 15
40х = 120
х = 120 : 40
х = 3
6)
3х * 16 = 9 * 64
48х = 576
х = 576 : 48
х = 12
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Ответ:
Пошаговое объяснение:
1)
2х * 6 = 36 * 5
12х = 180
х = 180 : 12
х = 15
2)
3х * 9 = 4 * 54
27х = 216
х = 216 : 27
х = 8
3)
21 * 3х = 7 * 54
63х = 378
х = 378 : 63
х = 6
4)
3х * 11 = 2 * 33
33х = 66
х = 66 : 33
х = 2
5)
4х * 5 = 8 * 15
40х = 120
х = 120 : 40
х = 3
6)
3х * 16 = 9 * 64
48х = 576
х = 576 : 48
х = 12