Samuel is offering a pair of boots with an original price of $80.Store A is offering a 25% discount off the original price of al
l boots. StoreB is offering a $10 discount off the original price of all boots.
1 answer:
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Answer:
x = ± 5
Step-by-step explanation:
x² - 25 = 0 ( add 25 to both sides )
x² = 25 ( take square root of both sides )
x = ± = ± 5
That is x = - 5, x = 5