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15) Joshua started walking from his home at noon and 2 hours later he reached the park, which is 3
miles away. His distance from home and the time he walks are related.
b) What is the x-intercept point? Explain its meaning in the context of this problem.
c) What is the y-intercept point? Explain its meaning in the context of this problem.
d) What is the slope? Explain its meaning in the context of this problem.