а) х = -8,19 + 3,22 = -4,97
б) у = -1 7/10 - 2 8/15 = -1 - 7/10 - 8/15 = -1 - 7/10 - 2/3 = - 1 - 14/15 = -1 14/15
а) х = -8,19 + 3,22 = -4,97
б) у = -1 7/10 - 2 8/15 = -1 - 7/10 - 8/15 = -1 - 7/10 - 2/3 = - 1 - 14/15 = -1 14/15