The Hills obtain a 30-year, $144,000 conventional mortgage at a 4.5% rate on a house selling for

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Question:

The Hills obtain a 30-year, $144,000 conventional mortgage at a 4.5% rate on a house selling for $180,000. Their monthly mortgage payment, including principal and interest, is $729.63. They also pay 2 points at closing. Determine the total amount the Hills will pay for their house over 30 years.