One Solution, Many (infinite) solutions, No solutions.

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

Write the following as a base and exponent

4+(2+x) can you me solve this problem