x+y=480,2⼀5x=5⼀3y,求x,y?

2025-12-17 23:58:26
推荐回答(2个)
回答1:

1、y=25x/6
2、x+25x/6=480
3、31x/6=480
4、x=2880/31
y=12000/31

回答2:

on should have aspired--Miss Woodhouse