Evaluate the expression when m=-6 m2 + 7m +4

Why do interests rates on loans to be lower in a weak economy than in a strong one

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18