Josh is an avid reader. His generous grandparents gave him money for the holidays, and he decided to spend at most
$120 on books. Books R' Us is running a special: all
paperback books are $5.00 and hardback books are $10.00.
Josh wants to purchase at least 15 books.
Which of the following systems of inequalities correctly
represents the given constraints.
5x + 10y s 120 (5x + 107 2 120 3+ y s 120 (x + y 2 120
x + y 2 15
(5x
10 2 15
D.
A.
B.
5x + 10y
x + y = 15
S 12