Пошаговое объяснение:
3(х - 2) - 5 = 4 - 2(5 * х)
3х - 6 - 5 = 4 - 10х
3х + 10х = 4 + 6 + 5
13х = 15
х = 15 : 13
х = 15/13
х = 1 2/13
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Пошаговое объяснение:
3(х - 2) - 5 = 4 - 2(5 * х)
3х - 6 - 5 = 4 - 10х
3х + 10х = 4 + 6 + 5
13х = 15
х = 15 : 13
х = 15/13
х = 1 2/13