I need help with this quickly please (And don't just put random stuff to steal my points again)

How is this equation completed? i cannot find any examples in the book.

Really need ! 35 create an equation that can be used to find the value of x? hint: what type of angle pair do you see? here are the questions to answer, after you create an equation: 1) what should be the total amount used for this type of angle pair? explain how you know. 2) what is the answer to your equation for "x"? 3) after you find your answer for "x" in your equation, find the degree measurement for angle aed?

The cost of admission to the baytown zoo is 12.50 for each senior citizen, 16.75 for each adult, and 8.25 for each child