SOLUTION: The Giordanos buy ​$7200 worth of furniture for their new home. They pay ​$2000 down. The store charges 8​% ​add-on interest. The Giordanos will pay off the furniture in 18

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Question 1140256: The Giordanos buy ​$7200 worth of furniture for their new home. They pay ​$2000 down. The store charges 8​% ​add-on interest. The Giordanos will pay off the furniture in 18 monthly payments ​(1 and one half
​years). Find the monthly payment.

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
need to pay $5200
5200=m(1+(.08/12))^18-1 divided by (.08/12)(1+(.08/12)^18
5200=m(0.1270)/(0.006666667)(1.0066667^18), round at end
monthly payment is $307.53