Use a definition, postulate, or theorem to find the value of x in the figure described. ∠abc and ∠cbd are a linear pair. if m∠abc = m∠cbd = (3x − 9)°, find x.

Mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use? enter your answer as a mixed number in simplest terms.