How do you find the trig ratios the answer?

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

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a

Which ordered pair is a solution of the equation? 2x+3y=10