Which numbers Are 0 units away from 5

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

What is the answer to the question 5x+2x