帮帮我,我也会帮你

2024-11-26 22:25:50
推荐回答(2个)
回答1:

哥哥的为X,弟弟的为Y,X-5=Y+5,X+Y+6=33(X+3-Y-3)

回答2:

x+5=y-5
x+3+y+3=33x(y-x)
不得了,好老啊