Suppose y varies directly with x. Write a direct variation equation that relates x and y. Then find the value of y when x = 12 y=5 when x = 4
Write a direct variation equation that relates x and y.
y=

Pranza plotted point a in the coordinate plane below.

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?