Kyle wants to buy a new laptop that has an original price of $540. the store is having a sale, so the laptop is 10 percent off, which amounts to a discount of $54. if sales tax is 8 percent on the final price of the laptop, how much tax will he need to pay? a. $38.88 b. $43.20 c. $47.52 d. $48.60

The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.

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According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.