Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent.  +  = 4 - 2y = 21

A. (-6, -8); consistent and independent
B. (6, 8); consistent and independent
C. (-6, 8); consistent and independent
D. (6, -8); consistent and independent


Answer: D

Mathematics

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Find the probability of getting a sum less than 9 when rolling two fair dice. ?

A.

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B.

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C.

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D.

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E.

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Mathematics

Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 7)2

A. vertex: (7, 0)
axis of symmetry: x = 7

B. vertex: (-7, 0)
axis of symmetry: x = -7

C. vertex: (0, -7)
axis of symmetry: x = 0

D. vertex: (0, 0)
axis of symmetry: x = 0

Mathematics

Solve the problem. Round to the nearest cent.Cindy will require $17,000 in 5 years to return to college to get an MBA degree. How much money should she ask her parents for now so that, if she invests it at  compounded continuously, she will have enough for school?

A. $10,555.66 B. $6253.95 C. $28,028.26 D. $10,311.02

Mathematics

Solve the problem, using simple interest. Round your answer, as needed.John was 55 days late in paying his $362.00 income tax bill. If the taxing authority charges him interest at a rate of 22%, how much interest does he owe?

A. $5.02 B. $11.78 C. $12.17 D. $374.17

Mathematics