Greatest common factor for x2 + 12x =32

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 value of tan theta if sin theta = 12/13 and theta is in quadrant 2

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)