3x^2 + 6 - 2x + 5x - 4x^2 + 9

A. - x^2 + 3x + 15

B. 7x^2 + 3x + 3

C. x^2 - 3x + 15

D. - x^2 7x + 15

Miss long bought a dress that was reduced 18%. The original price was $88.50 how much did she have to pay for the dress

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2,400 principal earning 2%, compounded annually, after 7 years. Find the balance in the account

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