I don't know how to graph this. The x as an exponent is throwing me off. How do you solve this?

Sketch the graphs of y= -5'x (negative 5 to the power x) and y=-5'x+2_-1(negative 5 to the power x+2, minus one) on the same set of axes and identify the domains, ranges, any asympototes, and y-ints.