I need to write a DBA on How can you prove that two lines cut by a transversal are parallel? for 03.08 geometry HELP

Find dy/dx using implicit differentiation ln(20+e^xy)=y

What is the slope of the equation y =

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?