Solve the system of equations using the addition method.

A. (-12, 20)
B. (12, -20)
C. All ordered pairs along 3x - 5y = 4
D. No solution


Answer: D

Mathematics

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A. 18.4 years B. 17.9 years C. 19.4 years D. 18.1 years

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Find the x- and y-intercepts:



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Solve the problem.During a five-year period, a company doubles its profits each year. If the profits at the end of the fifth year are $224,000, then what are the profits for each of the first four years?

A. $15,000, $30,000, $60,000, $118,000 B. $14,000, $28,000, $56,000, $140,000 C. $14,000, $28,000, $56,000, $112,000 D. $14,000, $28,000, $42,000, $56,000

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Find the midpoint of the line segment whose end points are given.(-8, -8) and (-4, -7)

A. (-4, -1)
B. (-12, -15)
C. (- 2, - )
D. (- 6, - )

Mathematics