设电视机价格x元
x / (9/16) + x / (1/2) + x / (9/10) = 22000
16x/9 + 2x + 10x/9 =22000
44x/9=22000
x=22000 / (44/9)
=4500
甲 x / (9/16) = 8000
乙 x / (1/2) = 9000
丙 x / (9/10) = 5000
设电视机价格x元
x / (9/16) + x / (1/2) + x / (9/10) = 22000
16x/9 + 2x + 10x/9 =22000
44x/9=22000
x=22000 / (44/9)
=4500
甲 x / (9/16) = 8000
乙 x / (1/2) = 9000
丙 x / (9/10) = 5000