Which answer is correct ?

What is the distance between (–2 1/2,-3) and (1, –3)?

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

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