Автор - кристина1958

9-2х/4+3х+15/14=5
/-Это дробь

Ответ

Автор - unnamed93
9-2х/4+3×+15/14=5
3× - 1/2х=5-9-15/14
2-1/2×=-51/14
5/2×= -71/14
х= -71/14÷5/2
х= -21/35

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