A low-wattage radio station can be heard only within a certain distance from the station. On the graph below, the circular represents the location of the station. Which equation represents the boundary for the region where the station can be herd?​

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.