Solve each system using the elimination method 6=4x+2y -19=4x-3y

Put the equation in slope intercept form by solving for y

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.