Simplify the algebraic expression.-4(2x - 5) - 4x + 10

A. 4x + 30
B. 12x + 30
C. -12x - 10
D. -12x + 30

Answer: D

Mathematics

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Find the center and radius of the circle.x2 + y2 - 2x + 6y + 10 = 81

A. (-3, 1), r = 9 B. (-1, 3), r = 81 C. (1, -3), r = 9 D. (3, -1), r = 81

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Mathematics

Provide an appropriate response.Write in logarithmic form: = 5

A. log₅125 =
B. log₁₂₅3 =
C. log₁₂₅5 =
D. log₅125 = 3

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Mathematics

Solve the problem.On a sunny day, a flag pole and its shadow form the sides of a right triangle. If the hypotenuse is 52 m long and the shadow is 48 m, how tall is the flag pole?

A. 20 m B. 32 m C. 71 m D. 100 m

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Mathematics

Complete the trinomial so that it is a perfect square.x2 + 8x +

A. 8 B. 64 C. 4 D. 16

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Mathematics