Multiply.(d-8)(d+8)simplify your answer.

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

The system of equations graphed below has how many solutions? y = 2x + 2

What number line represents the solution set for the inequality -1/2 greater than or equal to 4