Use the quadratic formula to solve the equation. Simplify any radicals.2x2 - 2x + 7 = 9x + 5

A.  
B.
C.  
D.


Answer: C

Mathematics

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Evaluate the sum.

A. 13
B.
C. 182
D. 91

Mathematics

Divide.(-495) ÷ 99

A. -  
B. -5
C. 5
D. -15

Mathematics

Solve the problem.Suppose the tip of the minute hand of a clock is 15 inches from the center of the clock. Determine the distance traveled by the tip of the minute hand in 10 minutes. Give an exact answer.

A. 25? in. B. 5? in. C. 2.5? in. D. 10? in.

Mathematics

Solve the equation.2(6w + 8) = 4(2w + 12)

A. {8} B. {-4} C. {4} D. {16}

Mathematics