已知y1=3x+2,y2=4-x.当X取何值时,y1比y2大4?x是未知数,给我一个标准答案好么?

已知Y1=3X+2 Y2=-2X+4当X取何值时.Y1大于Y2 已知y1=3x-2,y2=3+2x.当x取何值时,y1=y2? 已知：y1=3x-2,y2=3+2x.当x取何值时,y1=y2 已知y1=-x+3,y2=3x-4,当x取何值时,y1＜y2?急、 已知y1=3（5/3x-1/2),y2=4(1/2-x当想取何值时,y1=y2已知y1=3（5/3x-1/2),y2=4(1/2-x）当x取何值时,y1=y2当x取何值时,y1比y2大4?最好有想法！ 已知y1=3x+2,y2=4-x.(1)当x取何值时,y1=y2?(2)当x取何值时,y1比y2大4 已知Y1=X-2,Y2=-3X+10,当X= 时,Y1=Y2;当X= 时,Y1>Y2;当X= 时,Y1 已知Y1=3x+2,y2=4-x.(1）当x取何值时,y1=y2?(2) 当x取何值时,y1比y2大四? ,已知y1=5x+2,y2=4-3x 当x取何值时y1=y2?当X取何值时y1比y2大5? 已知Y1=3X+2,Y2=4—X,当X取和值时,Y1比Y2小4? 已知y1=1∕2x+4,y2＝3x-5,当x取何值时,y1比y2的2倍大3 已知一次函数y1=-x+3与y2=3x-1,当x取何值时,y1>y2?y1=y2?y1 已知y1=loga(x-1),y2=log(3-2x)求当x取何值时有y1 已知y1=3x=2-y2=4-x当x取何值时,y1比y2的值小4y1=3x+2-y2=4-x 已知函数y1=a^(x^2-2x+3)和y2=a^(2x^2+4x+3),问当x取什么值时(1)y1=y2,(2)y1>y2 已知y1=2x+8,y2=6-2x.当x取何值时,y1=y2? 已知两个一次函数y1=-x+3,已知两个一次函数y1=-x+3,y2=3x-4,当x取何值时,y1>y2?当x取何值时,y1 已知y1=2x+8 y2=6-2x 当x取何值时,y1=y2 当x取何值时,y2-y1=5已知y1=2x+8 y2=6-2x 当x取何值时,y1=y2 当x取何值时,y2-y1=5