Melanie and Tracy are each finding the equation of the trend line that fits the data in the table below. Participation in the School Band Year Number of students 2010 48 2011 52 2012 55 2013 59 Melanie uses the ordered pairs (2010, 48) and (2013, 59) to find her equation. Tracy defines x as the number of years since 2010 and uses the ordered pairs (0, 48) and (3, 59) to find her equation. How will the two girls' equations compare? They will have the same slopes and the same y-intercepts. They will have the same slopes but different y-intercepts. They will have different slopes but the same y-intercepts. They will have different slopes and different y-intercepts.
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