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Answer:
But, you didn't ask any question.
Step-by-step explanation:
Remember to post your question next time.
No derivation at x=3 .
only at x=3
Answer:
Step-by-step explanation:
A 36% discount means the selling price is (100-36)% = 64% of the original price.
$272 = 64% of x = 0.64·x
x = $272/0.64 = $425
