y+4/5y=10/3

问题描述:

y+4/5y=10/3
5/9y-1/3y=5/6

[1] 解; y-4/5y=10/3 [2]5/9y-1/3y=5/6
1/5y=10/3 4/9y=5/6
y=3/2 y=3/8