Ответ:
3.
а)9х=-54
х=-54:9
х=-6
б)1.4х=-7
х=-7:1.4
х=-5
в)17х=-6
х=-6:17
х=6
17
г)-23х=48
х=48:(-23)
х=-48
23
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Ответ:
3.
а)9х=-54
х=-54:9
х=-6
б)1.4х=-7
х=-7:1.4
х=-5
в)17х=-6
х=-6:17
х=6
17
г)-23х=48
х=48:(-23)
х=-48
23