You and one of your friends had dinner at your favorite restaurant. The bill came to $60. How much will you pay in tax if it is 9% of your bill? Show your work.

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?

Solve the system of equations. x=-2y+1 and x+2y=9. show work

Sove the equation 6c + 11 = 2c + 59