Liam played 5 rounds of golf. his scores were 90, 90, 100, 80, and 100. what is the range of his scores for the 5 rounds?

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120