已知2ay+5b3x+ycz-x与-4a2xb5cy是同类项,则x-y+z的值为[]A.1B.2C.3D.4-七年级数学
已知2ay+5b3x+ycz-x与-4a2xb5cy是同类项,则x-y+z的值为
A.1B.2C.3D.4
题目简介
已知2ay+5b3x+ycz-x与-4a2xb5cy是同类项,则x-y+z的值为[]A.1B.2C.3D.4-七年级数学
题目详情
已知2ay+5b3x+ycz-x与-4a2xb5cy是同类项,则x-y+z的值为
A.1
B.2
C.3
D.4
答案