Mathematics
Junior High
Resolved
救我
(3) 已知x:y=5:4,且x+y=27,則x=
,y=
。
(4) 已知x:y=2:5,且x-y=-24,則x= _ ' y= _ °
(5)已知2x:7y=16:21,且3x-5y=9,則x=
(6) 已知x、y都不為0,且ㄓˇ ㄨㄚ,若x+y=42,則x=_
y=_
y=_
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
