Pls help, this is geometry

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

What is the first step of an indirect proof of a number that is divisible by two

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. how many hours after the truck's departure will the two meet?