ANSWERS: 2
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Variable: x #1) x - 20 < 2x #2) 4(2x - 3) < 5.5x x-20<2x -x -x -20 < x 8x - 12 < 5.5x -5.5x + 12 -5.5x +12 (2.5x < 12)/2.5 x < 4.8 Solution: 4.8 > x > -20 http://www.purplemath.com/modules/ineqsolv.htm
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