Choose the system of equations that matches the following graph: picture of coordinate plane with line y equals 1 half x and line y equals 7 sixth x plus 4. They intersect at negative 6, negative 3

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