To graph: the inequalities and to show possible combinations of books and songs that S can have.
Answer to Problem 37PPS
The region R represents the shaded region where all inequalities are true.
Explanation of Solution
Given information:
S is trying to decide what to put on his MP3 player. Audio books are 3 hours ling and songs are 2.5 minutes ling. S wants no more than 4 audio books on his MP3 player, but at least ten songs and one audio book. Given book costs $15.00 and given song cost $0.95. S has $63 to spend on books and music.
Calculation:
Suppose
Then, the inequalities of combination of books and songs that S wants to spend on are expressed as shown below:
And;
Graph the inequalities as shown below:
The region R represents the shaded region where all inequalities are true.
Chapter 3 Solutions
Glencoe Algebra 2 Student Edition C2014
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