Please help it for a test

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

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?