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Interpret the equation y = mx + b (8.F.A.3)

Interpret the equation y = mx + b as defining a linear function, whose graph is a straight line; give examples of functions that are not linear.

Lessons

  • Define a linear function

    In this lesson you will learn to define linear functions by comparing graphs.

  • Analyze graphs of y = x and y = mx

    In this lesson you will learn to define linear functions by analyzing graphs of the forms y = x and y = mx.

  • Analyze Tables of y = x and y = mx

    In this lesson you will learn to define linear functions by analyzing tables of the forms y = x and y = mx.

Resources

  • Performance task for 'Interpret the equation y = mx + b' Premium

    Interpret the equation y = mx + b as defining a linear function, whose graph is a straight line; give examples of functions that are not linear. (A performance task for standards mastery assessment.)