Reuben does a weekly exercise program consisting of cardiovascular work and weight training. Each week, he exercises for at least 8 hours. He spends at mos 6 hours on weight training. He spends at most 10 hours doing cardiovascular work. Let x denote the time in hours) that Reuben spends doing cardiovascular
work. Let y denote the time in hours) that he spends on weight training, Shade the region corresponding to all values of x and y that satisfy these requirements