The Purplemath Forums

Hello everyone. My first post here. I have this problem I am trying to work through, please. Free market. The equations S=5000+200x and D=9500-100x express the supply S and the demand D, respectively, for a popular compact disc brand in terms of its price x (in dollars). a) Graph the equations on th...

Thanks. I will look at the links and try to apply the information you supplied to help solve my problem.