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Systems of Equations by Graphing

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    Systems of Equations by Graphing
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  • What is the slope of the line y = 3x - 4?
    3
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  • What is the y-intercept of the equation y = 3x - 4?
    -4
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  • y - intercept is the point where line crosses...
    the y-axis
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  • What is slope-intercept form?
    y = mx + b
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  • How many solutions does this graph have?
    No Solutions
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  • Same slope, same y-intercept means...
    They are the same line.
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  • Same slope, different y-intercepts means...
    The lines will be parallel
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  • How many solutions does this graph have?
    Infinite Solutions
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  • What are the coordinates of the graphed point?
    (5, -4)
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  • A hotizontal line has what kind of slope?
    Zero Slope
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  • How many solutions does this graph have?
    One Solution
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  • What is the slope of a vertical line?
    Undefined Slope
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  • What kind of slope?
    Positive Slope
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  • What kind of slope?
    Negative Slope
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  • What is the solution?
    (3,-1)
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  • What is the equation for this line?
    y = -2/3x + 5
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