14. jamie rents a photocopier from a company that charges $20 each month plus 0.02 for each copy.
a) write a linear equation for the monthly charge, C dollars, i’m terms of the number of copies, N.
b) solve for n in terms of c

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

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?

With alll of except for the 2 that i did already