已知Y1=3X+2 Y2=-2X+4當X取何值時.Y1大於Y2

已知Y1=3X+2 Y2=-2X+4當X取何值時.Y1大於Y2

Y1=3X+2,Y2=-2X+4
Y1大於Y2即3X>-2X+4
5X>4
X>4/5