Based on the attached photo and the explanation below, the amount of Madyson’s final payment is $78.
Note: See the attached photo for the calculation of the amount for Madyson’s final payment.
In the attached photo, the following formula are used:
Current week payment = Previous payment + 2
Current cumulative payment = Previous cumulative payment + Current week payment
From the attached photo, the final payment which is made in the 18th week is calculated as follows:
Final payment = Amount borrowed – Cumulative payment in 17th week = $1,200 - $1,122 = $78
Learn more about final payment here: https://brainly.com/question/13326250.
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