Algebra Regents

Choose the best choice.

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Choose the best choice.

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Select the best choice.

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Select the best choice.

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Select the best choice.

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If A = 3x² - 6x  and B = 12x- 6x², what is B - A?

• -9x² + 18x

• 9x² - 18x

• -3x² + 6x

• -3x²

A high school club is researching a tour package offered by the Island Kayak Company. The Company charges $35 per person and $245 for the tour guide. Which function represents the total cost, C (x), of this kayak tour package for x club members?

• C(x) = 35x

• C(x) = 35x + 245

• C(x) = 35(x + 245)

• C(x) = 35 + (x +245)

The expression 3(x + 4) - (2x + 7) is equivalent to

• x + 5

• x - 10

• x - 3

• x + 11

A function is defined as K(x) = 2x² - 5x + 3. The value of K(-3) is

• 54

• 36

• 0

• -18

The solution to 3(x - 8) + 4x = 8x + 4 is

• 12

• 28

• -12

• -28