solving inequality just practice to remember 3.0 / 5 based on 1 rating ? MathematicsAll LevelsAll boards Created by: Melissa LeeCreated on: 27-12-12 06:09 Supremum and infimum part 1 solve |3x+1|<5-x. 1) always must remember -c -b -a 0 a b c if |x|<c, <-------------------------> if |x| >a, <------ ------> 2) -(5-x) < 3x+1< 5-x -6+x < 3x< 4-x -6<2x or 4x< 4 -3<x or x<1 Ans: -3< x < 1 1 of 1
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