2y^2 -33y+45=0 (y )(2y ) (-15)( -3)=0 (y-15)(2y-3)=0 Check: (y-15)(2y-3) (y)(2y) (y)(-3) (-15)(2y) (-15)(-3) 2y^2 -3y -30y +45 2y^2 -33y +45