Help plz grades do Friday 3. Pedro walks at a rate of 4 miles per hour and runs at a rate of 8 miles per hour. Each week, his exercise program requires him to cover a total
distance of 20 miles with some combination of walking and/or running.
a Write an equation that represents the different amounts of time Pedro
can walk, x, and run, y, each week.
4. Graph the equation (You wrote on question #3).
a. What is the y-intercept?
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b. What does this tell you?
5. Keisha bought a discount pass at a movie theater. It entitles her to a
special discounted admission price for every movie she sees. Keisha wrote
an equation that gives the total costy of seeing x movies. In standard
form, the equation is 7x-2y=-31.
a. What was the cost of the pass?
b. What is the discounted admission price for each movie?