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Published byEustace Myron Walters Modified over 9 years ago
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Pre-Algebra Chapter 8 Review
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Question #1 In which quadrant or on which axis does each point fall? a)(0,2) b)(-4,8) c)(7,1)
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Answer #1 In which quadrant or on which axis does each point fall? a) (0,2) y-axis b)(-4,8) 2 nd quadrant c)(7,1) 1 st quadrant
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Question #2 Find the slope of the line containing the given points. (2, 4) and (6, 1)
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Answer #2 Find the slope of the line containing the given points. (2, 4) and (6, 1) m = -3/4
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Question #3 Find the slope of the line containing the given points. (8, 1) and (3, -1)
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Answer #3 Find the slope of the line containing the given points. (8, 1) and (3, -1) m = 2/5
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Question #4 Graph y = -4 x y 5 5 -5
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Answer #4 Graph y = -4 x y 5 5 -5
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Question #5 Graph y = 2x - 5 x y 5 5 -5
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Answer #5 x y 5 5 -5 Graph y = 2x - 5
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Question #6 Graph x + 3 = 8 x y 5 5 -5
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Answer #6 Graph x + 3 = 8 x y 5 5 -5
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Question #7 Solve by graphing 2x + y = 3 -2y = 14 - x x y 5 5 -5
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Answer #7 Solve by graphing 2x + y = 3 y = -2x + 3 -2y = 14 – x y = ½ x - 7 (4, -5) x y 5 5 -5
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Question #8 Graph 4x + 3y < 2(x+3) + x x y 5 5 -5
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Answer #8 Graph 4x + 3y < 2(x+3) + x 4x + 3y < 2x + 6 + x 4x + 3y < 3x + 6 3y < -x + 6 y < -1/3 x + 2 x y 5 5 -5
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