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OpenStudy (anonymous):
Farley bought $5 worth of school supplies plus pencils at $0.40 per pencil. What is the rate of change in this sentence?
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OpenStudy (anonymous):
Let's say that the equation made by this sentence is: C=5+0.4*x Where x is the number of pencils purchased. The rate of change is the $0.40, since that is how much C will change as pencils are purchased. Hope that helps you :)
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