Part 4 of 15 40 40 Points Question 6 of 25 40 40 Points The equation of a line

Part 4 of 15 40 40 points question 6 of 25 40 40

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Part 4 of 15 - 4.0/ 4.0 Points Question 6 of 25 4.0/ 4.0 Points The equation of a line is y = -2x + 6. What is the slope of a line parallel to it? A.m = 2B.m = -1/2C.m = - 2D.m = 6E.None of these. MATH110 Final Exam July 2013 ... 4 of 15 12/26/2013 12:38 AM
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Part 5 of 15 - 4.0/ 12.0 Points Question 7 of 25 0.0/ 4.0 Points Write an equation for the line perpendicular to the line x = 9 and passing through the point (12, 2). A.y = 12 B.None of these. C.y = 2 D.x = 2 E.x = 12 Question 8 of 25 0.0/ 4.0 Points Write an equation for the line parallel to the line x = 3 and passing through the point (10, 7). A.y = 10 B.y = 7 C.x = 10 D.x = 7 E.None of these. Question 9 of 25 4.0/ 4.0 Points Write an equation of the line passing through (3, -4) and parallel to y = - 7x + 9. A.y = - 7x + 17 B.y = - 7x - 17 C.y = 7x - 17 D.None of these. E.y = 7x + 17 Part 6 of 15 - 0.0/ 4.0 Points Question 10 of 25 0.0/ 4.0 Points When making a telephone call using a calling card, a call lasting 6 minutes costs $2.90. A call lasting 13 minutes costs $5.70. Find a linear function that relates the cost, C, of a making a call to the length, x, of the call, treating length of the call as the independent variable. MATH110 Final Exam July 2013 ... 5 of 15 12/26/2013 12:38 AM
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A.C = -.4x - 12.1 B.C = -.4x + 5 C.None of these. D.C = .4x + .5 E.C = -.4x - 7.3 Part 7 of 15 - 4.0/ 4.0 Points Question 11 of 25 4.0/ 4.0 Points True or False: The ordered pair (6, -3) is a solution to this system of equations x + y = - 9 x - y = - 3 True False Part 8 of 15 - 8.0/ 12.0 Points Question 12 of 25 4.0/ 4.0 Points
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