作业帮你多大用英语怎么说?
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/10 03:27:38
你多大用英语怎么说?
你多大用英语怎么说?
你多大用英语怎么说?
How old are you?
How old are you?
What age are you?
how old are you
How old are you.
how old are you
How old are you?
两式相加得 2x=5,x=2.5 ,y=-0.5,代入分式
（2.5-0.5)(2.5+0.5)/(2.5x2.5+0.5x0.5)
=6/6.5
=12/13
祝您步步高升
期望您的采纳，谢谢