In the sale room at a store, every item is on sale for half the original price, plus 3 dollars.
Complete parts a through d.

(a) Write a function () that finds half of x.




(b) Write a function ()that adds 3 to x.





(c) Write and simplify the function (∘)().







(d) Use the function from part (c) to find the sale price of a shirt at the store that has the original
price $60