4х+1\6 * 1\5 = 2 , 6
4х+1\30 = 2 , 6
4х + 1 = 78
4х = 78 - 1
4х = 77
х = 77\4
х = 19 * 1\4
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4х+1\6 * 1\5 = 2 , 6
4х+1\30 = 2 , 6
4х + 1 = 78
4х = 78 - 1
4х = 77
х = 77\4
х = 19 * 1\4