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The expression rt + h can be used to predict the height of a plant in t days. Where r is the rate in centimeters that that plant grows per day and h is the current height of the plant. Predict the height of the plant in 5 days if its current height is 30 centimeters and it grows at 1.5 centimeters per day. Show your work

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.