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Linear Equations Review

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  • What is the solution to the systems y = -2x +3 and y = 2x -5
    (2, -1)
  • Determine if the lines are parallel, perpendicular, or neither? y = 2x -5 and y = 2x + 7
    parallel
  • What is the perpendicular slope to the equation y = 2/3x -9
    m = -3/2
  • Draw a graph of perpendicular slopes and explain it.
    check graph
  • Find the equation of the line that passes through the points (2, 6) and (-2, 4) ?
    y = 1/2x + 5
  • Find the x and y intercepts of 5x - 4y = 20
    x = 4 y =-5
  • Determine whether the graphs of each pair of equations are parallel, perpendicular or neither. y = 1/6x - 6 and x + 5y = 4
    neither
  • Find the slope between (-2, 4) and (2, 3)
    -1/4
  • What is the slope in the equation y = -1/2x + 4
    m = -1/2
  • Sketch the graph of the line y = 3/5 x - 1
    check graph
  • Draw an example of a parallel slope and explain it.
    check graph
  • Find the solution to the systems by graph. y = 3/4x + 1 and y = 4
    (4,4)
  • Find the slope between (0,1) and (20, 11)
    1/2
  • What is the y-intercept in the equation y = -5x - 10
    b = -10
  • Draw an example of a solution of two equations and explain it.
    check graph
  • Write the equation in slope-intercept form of the line that is parallel to the graph of each equation and passes through the given point. y = 3x + 6; (4, 7)
    y = 3x - 5
  • Graph -2x - 5y = -2
    check graph
  • Sketch the graph of the line y = 3
    check graph
  • Rewrite in slope intercept form : -2x - 3y = -9
    y = -2/3x + 3