What is the slope of the line shown below?

Abbey purchased a house using a fixed rate mortgage. the annual interest rate is 4.2% compounded monthly for 20 years. the mortgage amount is $235,000. what is the monthly payment on the mortgage? this isn't a multiple choice question have to show my work

What is the difference between the predicted value and the actual value

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.