An elevator starts on 100th floor of a building it descends 4 floors every 10 seconds at what floor will the elevator be 60 seconds after it starts

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]