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Lesson34outline - MA 153 Lesson 34 Outline Quiz Solutions(Practice problems for distance learning students 1 Solve each system using either

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MA 153 Lesson 34 Outline Quiz Solutions (Practice problems for distance learning students) 1. Solve each system using either elimination or substitution. Express your answer as an ordered pair. If no solution exists, write none. Multiply the top equation by 3 and the bottom by -2 (one of many options): 69 2 7 64 2 xy += 2 −= Add the left sides and right sides to eliminate x : 55 1 y y = = Substitute y into one of the previous equations to find x : ( ) 23 1 26 3 x x 9 x + = = = (a) 239 321 1 6 (b) 38 93 Multiply the top equation by -3: 2 93 6 4 Add the left sides and right sides: 0=-18 The lines are parallel and therefore, no solution exists

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Answering of homework questions over lesson 33. Lesson 34 Section 5.1 Inverse Functions One-to-one function: Different x (inputs) always give different y ’s (outputs)

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Lesson34outline - MA 153 Lesson 34 Outline Quiz Solutions(Practice problems for distance learning students 1 Solve each system using either

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