Write the equation of the line fully simplified slope-intercept form

What is the vertical asymptotes of the function f(x)=x-2/x*2-3x-4

Prove that 16^4-2^13-4^5 is divisible by 11.

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?