有甲、乙、丙三个数甲数和乙数的平均数是42,甲数和丙数的平均数是46,乙数和丙数的平均数是47,求甲、乙、丙这三个数各是多少?5^:i4P+R2Y(x2`4l:i(|5j(s
算式:提示-H4B9X-s'z5^:i4P+R2Y(x2`4l:i(|5j(s
甲数是,h3D6Y;r+S.^0a)Q/Z)j0L0d、乙数是(\5J;N7K7_、丙数是2y8y;I:T1y4n7d,L)V7r。5^:i4P+R2Y(x2`4l:i(|5j(s