A golf ball is selected at random from a golf bag. If the golf bag contains 4 black balls, 9 yellow balls, and 12 brown balls, find the probability of the following event. The golf ball is black or yellow.

Use the x-intercept method to find all real solutions of the equation. -9x^3-7x^2-96x+36=3x^3+x^2-3x+8

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Which table shows a proportional relationship between miles traveled and gas used?