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18 March, 02:19

A student earns a 90 on a test for missing one question incorrectly and earns a 70 for answering three incorrectly. What is the slope?

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  1. 18 March, 04:33
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    I got - 10

    1. create two ordered pairs based on the data so (1, 90) and (3, 70)

    2. plug into the slope formula so (70 - 90) / (3 - 1)

    then it's - 20/2, which is - 10
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