The price of an item has dropped to $52 today. Yesterday it was $80. Find the percentage decrease.
2 answers:
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Answer:
C
Step-by-step explanation:
Substitute the given values for x and y into the expression
5 × () - 1
= 5 × () - 1
= (5 × 2) - 1
= 10 - 1
= 9 → C