Based on the equation \(y = -150x + 1,200\), with \(x\) signifying the number of days that have passed and \(y\) signifying the amount of area left to clean, how many days of cleaning will it take for Sarah to be halfway done with cleaning the park?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

The graph is supposed to show f(x) = 3 sin (x/4+1) - 1/2. which of the following are correctly represented in the graph? select two of the following that apply.

‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)