11 Select the correct answer from each drop-down menu.

Chris purchased a new mattress for $1,399. He will need to pay $78 each month on his interest-free loan to pay off the total price of the

mattress in 18 months. Separately, Chris sets aside $50 each month in a savings account, which currently shows a balance of $250.

Create an augmented matrix from a system of equations to help Chris determine when he can use monthly payments and savings to pay off the

total purchase price of the mattress.

Column 1

Column 2

Column 3

Row 1

V

v

Row 2

V

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