x+y=20,x-y=10,y=
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 11:39:39
x)Ю52ЩЭ54ЩI*/Ȁٕ
6yvP#lt*2}Ie敀6Q cPPI@R
Cr
x+y=20,x-y=10,y=
x+y=20,x-y=10,y=
x+y=20,x-y=10,y=
x+y=20,
x-y=10,
y=5 x=15
x+y=20,x-y=10,y=5
5……
int x=10, y=20; printf(
x-y/x-x+y/y-(x+y)(x-y)/y² y/x=2
x+y=20,x-y=10,y=
化简 x / y(x+y) - y / x(x+y) =
x(x+y)(x-y)-y(y+x)(y-x)=(x-y)( )填空
x+x+y+y+y=21 ,x+x+y+y+y+y+y=27 ,x ,y=?
x+x+y+y+y=21 ,x+x+y+y+y+y+y=27 ,x ,y=?
x+x+x+x+y+y+y=56
y=x(x
y+y+x=10,x+y+x=8,y=?,x=?
y+10x=x+y+9 10y+x=y+10x+27
已知|x|+x+y=10 |y|+x-y=12 求 x+y=?
(x+y)/6+(x-y)/10=1,(x+y)/6-(x-y)/10=5
{6/x+y+10/x-y=30 6/x+y-10/x-y=-1
x+y/2+x-y/3=6,4(x+y)-3(x-y)=-20
{(x+y)/2+(x-y)/3=6 4(x+y)-3(x-y)=-20
4(x+y)-3(x-y)=-20,2/x+y+3/x-y=6
已知|x|+x+y=10,|y|+x-y=12,求x+y的值
已知|x|+x+y=10,x+|y|-y=12,求x、y的值