denise attends a book sale at her local library each year. The library sales books it no longer wants at a discount to the public. she pays a fixed admission cost plus $3 for each book she decides to purchase. write a formula that describe how much denise spends at the book sale

Respuesta :

Answer:

A+3B=C

Step-by-step explanation:

A=Admisson Cost

3B=$3 per book

C=Total Cost