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Slope and Direct Variation Review

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  • Graph the following slope intercept equation: y=2/3x
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  • Find the slope of the graph.
    3/2
  • Find the value of x so the line that passes through each pair of points has a slope of m=-3/4. (-6,0) and (x,9)
    x= -18
  • Find the x and y intercepts of this equation: 2x+5y=30
    x-intercept: (15,0) y-intercept: (0,6)
  • True or False: This graph is not an example of direct variation.
    False
  • Find the slope of the table
    1/3
  • Find the slope of these two coordinates: (3,9) and (5,4)
    m= -5/2
  • Use the information on the table to find the x-intercept and y-intercept. (Hint: look at how x and y change)
    x-intercept: (-2,0) y-intercept: (0,2)
  • Name this food.
    Brussel Sprouts
  • Find the slope of the table.
    -1/2
  • Find the slope of the graph.
    -2/3
  • There are two identical bowls of hot soup next to each other. One has a spoon in it and one doesn't have a spoon in it. Which bowl of soup will cool off faster?
    The bowl with the spoon in it.
  • Graph the follow slope intercept equation: y=-5x
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  • Suppose the money you earn varies with the number of hours worked. Write the direct variation equation if you earned $112 and worked 5 hours. Hint your equation should be in the form y=kx
    y=22.4x
  • What kind of dog is this?
    Pitbull
  • Which Kardashian sister is this?
    Kourtney
  • Find the slope from these two coordinates: (1,2) and (5,6)
    m=1
  • What are the x and y intercepts of this table? (answer in coordinate pairs)
    x-intercept: (4,0) y-intercept: (0,2)
  • Find the x and y intercept of the equation: 4x-3y=18
    x-intercept: (9/2,0) y-intercept: (0,-6)
  • Find the x and y intercepts of the graph.
    x-intercept: (4,0) y-intercept: (0,2)
  • Find the value of y so the line that passes through each pair of points has a slope of m=1/2. (2,3) and (-4,y)
    y=0
  • A hiker climbed 400 feet every 2 hours. The direct variation equation for this is y=200x (y represents the amount of feet climbed and x represents hours). Use this equation to determine how many hours it took to climb 1200 ft.
    6 hours
  • Find the slope of these two coordinate points: (10,15) and (8,9)
    m=3
  • What are the x and y intercepts of the graph?
    x-intercept: (5,0) y-intercept: (0,4)