Find the percent of each number 30% of 35

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

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Can someone answer this question? : )