280 Chapter 3 Systems of Linear Equations and Inequalities 5 4 x y 38. 39. 40. 5 4 21 1 5 4 21 1 5 4 21 y 1 Concept 2: Compound Linear Inequalities in Two Variables For Exercises 41–55, graph the solution set of each compound inequality. (See Examples 4–6.) 41. and 42. and 43. or y 6 4 y 7 x 2 y 6 3 x 2y 6 6 2x y 5 x 3 6 5 4 21 y 1 6 5 4 21 y 1 7 6 5 2 1 y 4 1 44. or 45. and 46. and x 3y 3 x 2 x y 6 3 4x y 6 6 x y 6 4 3x y 6 9 9 8 7 6 5 4 6 5 4 21 y 1 5 4 1 y 1 47. or 48. or 49. and 2x y 2 2x 3y 6 3x 2y 4 x y 3 x 7 4 y 6 2 6 5 4 21 y 1 2 3 4 x 3 2 1 1 2 3 4 5 6 7 8 4 y 43 1 2 3 4 5 6 21 1 2 3 4 5 6 x 3 2 1 5 4 5 4 3 1 2 3 4 5 1 2 3 4 5 2 1 y x 3 2 1 y x 3 2 1 54 3 21 1 1 2 3 4 5 3 1 2 3 4 5 6 2 3 4 x 3 2 1 4 543 1 2 3 2 3 4 5 x 3 2 4 5 1 2 43 1 2 3 4 5 6 2 3 4 x 3 2 1 43 1 2 3 4 5 6 2 3 4 x 3 2 1 43 1 2 3 4 5 6 2 3 x 3 2 1 54 3 1 2 3 4 5 2 3 4 5 y x 3 2 1 54 3 1 2 3 4 5 2 3 4 5 y x 3 2 1 543 1 2 3 4 5 2 3 4 5 x 3 2 1 x 2 3 0.3x 0.2y 6 0.6 y
miller_intermediate_algebra_4e_ch1_3
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