Debra deposits $4000 into an account that pays simple interest at a rate of 4% per year. how much interest will she be paid in the first 5 years?

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for