Help worth 20 points I need a expert to do this

Answer:
1 CD = $16.50
2 CD's = $28.50
3 CD's = $40.50
Step-by-step explanation:
Answer:
1 is
for 1 disc is $16.50
for 2 disc is $33.00
for 3 disc is $49.50
and
2 is
for 1 book is $6.95
for 2 books is $13.90
for 3 books is $20.85
Step-by-step explanation:
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