若2x+3y=1004,则多项式2(3x-2y)-(x-y)+(-x+9y)=?Thank you!
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/04 13:40:41
x){ѽԨB۸Di̧Kf\~#
]JM]
JMm
mJM[ļlRE"}2 kC2EΆ
,ekVkR BL*͠L#
PFZ '@6yvPwڀ9))) f
若2x+3y=1004,则多项式2(3x-2y)-(x-y)+(-x+9y)=?Thank you!
若2x+3y=1004,则多项式2(3x-2y)-(x-y)+(-x+9y)=?
Thank you!
若2x+3y=1004,则多项式2(3x-2y)-(x-y)+(-x+9y)=?Thank you!
2(3x-2y)-(x-y)+(-x+9y)
=6x-4y-x+y-x+9y
=4x+6y
=2(2x+3y)
=2*1004
=2008
ddd
2(3x-2y)-(x-y)+(-x+9y)
=6x-4y-x+y-x+9y
=4x+6y
=2(2x+3y)
=2*1004
=2008