What is the sum of the series?
∑k=13(5k2−1)

X-intercept=-5 y-intercept=2 the equation of the line is

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work