Tina is organizing the sales of coupon books for a charity. Standard coupon books earn the charity \5perbooksold.Deluxecouponbooksearnthecharity15 per book sold. The number of standard books sold is 80 more than the number of deluxe books sold. The total cost of the books to the charity is \$1400. Tina wants to determine the break-even point in this situation. How many of each book needs to be sold to break even?
Make a plan:
Step 1: Let b represent the number of deluxe books sold.
Step 2: _____
_____.
Step 3: _____
_____.
Step 4: _____
_____.
Do the plan
How many of each book needs to be sold to break even?