A graph of the function y=80x+2

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=
80
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+
2
models Carli’s road trip, with her speed measured in miles per hour. The graph includes the two hours of stops she’ll make. Using this information, define which quantity describes the x-axis.(1 point)
Responses

miles traveled
miles traveled

direction traveled
direction traveled

speed traveled
speed traveled

time in hours

1 answer

In the context of the function \( y = 80x + 2 \), where \( y \) represents the output related to Carli's road trip and \( x \) is the input variable, the quantity that describes the x-axis is time in hours.

This is because the equation represents a scenario where distance is dependent on time, with \( x \) typically denoting the time spent traveling.