Flexbook – Integrated Geometry – 1.1 – Point-Slope Form
Answers to Practice Problems
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2. Answers vary. If you have a two points on a line, it is easier to graph and to write the equation of the line in
point-slope form.
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Flexbook – Integrated Geometry – 1.1 – Point-Slope Form
Answers to Practice Problems
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22. m = 3; pt is (2, 5)
23. m = -5; pt is (-7, 1)
24. m = -1/6; pt is (12, -1)
25. m = 8/9; pt is (-43, -15)
26. answers vary: if using (-5, 4), equation is: y-4 = -3/2(x+5)
27. answers vary: if using (2, 4), equation is: y-4 = 1/3(x-2)
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31. y=3x-1
32. y=-2/3x-8
33. x=-5 (vertical line, which cannot be written in slope-intercept form)
34. y = 1/4x-6
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