{X+Y=150 {16X:43Y=1:2
问题描述:
{X+Y=150 {16X:43Y=1:2
{X+Y=150
{16X:43Y=1:2
答
X+Y=150
16X:43Y=1:2
则43Y=32X
Y=32X/43
X+32X/43=150
(75/43)X=150
X=86
则Y=64