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 Interactive Checkpoint
 x-intercept:  The value on the x-axis where a graph crosses the x-axis.

Answer the following questions about x-intercepts.
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Graded Response
a) What is the x-intercept of the function at the right, y=2x+2?  a)
b) A linear function has an x-intercept of 3 and slope of 2. What is its y-intercept? b)