Luna had 50$ when she got to the carnival. After riding 12 rides, she had 26$ left. WHat was the price of each ride. what is the equationthat could be use to represent this situation

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?