What is equal to 16x squared-144? ?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

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 greatest common factor of -30x 4 yz 3 and 75x 4 z 2.