Which graph could represent y , the amount owed on a car loan, as regular payments are made each month, x ?
Answer
A
Image with description A linear graph titled car loan. The x-axis is labeled number of car payments paid and the y-axis is labeled amount owned. A downward trending line with arrows on both ends is shown which indicates the number of car payments decreased as amounts owned increased.
B
Image with description A coordinate plane with unnumbered x and y axes titled Car loan. The x-axis is titled Number of Car Payments Paid and the y-axis is titled Amount Owed. A straight line is plotted in quadrant 1 parallel to the y-axis.
C
Image with description A linear graph titled car loan. The x-axis is labeled number of car payments paid and the y-axis is labeled amount owned. An upward trending line with arrows on both ends is shown which indicates the number of car payments increased as amounts owned increased.
D
Image with description A coordinate plane with unnumbered x and y axes titled Car loan. The x-axis is titled Number of Car Payments Paid and the y-axis is titled Amount Owed. A straight line is plotted in quadrant 1 parallel to the x-axis.
Explanation
As the number of monthly payments increases, the amount still owed on the car should decrease. That relationship is shown by a downward-sloping line, so choice A could represent the loan balance over time. An upward-sloping line would show the amount owed increasing instead.
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