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anonymous

  • one year ago

(05.01)Sarah has been running a dog-walking business since 2010. She walks dogs twice a day, takes them to the park, and returns them to their homes. Each year, she has increased her fee by the same amount. The table shows what Sarah charged each customer for two given years of her business: Year Annual Dog-walking Fee 2010 $350 2014 $750 A. What is the rate of change and initial value for Sarah’s business? How do you know? B. Write an equation in slope-intercept form to represent the fees that Sarah charges each year.

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  1. zpupster
    • one year ago
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    well do you know what slope intercept is

  2. anonymous
    • one year ago
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    yes

  3. zpupster
    • one year ago
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    ok lets x1,y1 as 2010,350 and x2,y2 as 2014, 450 y2-y1/x2-x1 = slope

  4. anonymous
    • one year ago
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    is that the answer?

  5. zpupster
    • one year ago
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    750-350/2014-2010 = rate of change

  6. anonymous
    • one year ago
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    thanks

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