What is the greatest common factor of 13, 15

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

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

3382-299=3383- ? fill in the blank?