A quadratic function y=f(x) id plotted on a graph and the vertex of the resulting parabola is (-5,-4). what is the vertex of the function defined as g(x)=f(x)-2​

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)