a) x = -4 -15 / 3 5 = 20б) x = 4 / 7 / -2 / -3 = -6в) x = -1 / -4 / 0.5 = 2г) x = -22 / -21 / 2 / 7 = 11
a) x = -4 -15 / 3 5 = 20
б) x = 4 / 7 / -2 / -3 = -6
в) x = -1 / -4 / 0.5 = 2
г) x = -22 / -21 / 2 / 7 = 11