A pair of jeans is priced at $30. If you mark it down by 20% what is the new price of the jeans?
1 answer:
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Answer:
? = -36
Step-by-step explanation:
When you raise an exponent to an exponent, the resulting power is a product of the two exponents.
For this problem, you can solve for the missing value by writing:
Divide both sides by 1/3 to isolate the missing value.
Solve for ?.