Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.y = 
x + 6x - 2y = -12
A. {(0, 6)}
B. {(-12, 0)}
C. {(x, y)|x - 2y = -12}
D. ?
Answer: C
Mathematics
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Solve the problem.The velocity v in feet per second of a free-falling object can be found using the formula 
, where d is the distance (in feet) that the object has already fallen. Find the distance that and object with a velocity of 68 ft/s has fallen. Round to the nearest foot.
A. 63 feet B. 66 feet C. 72 feet D. 74 feet
Mathematics
The scores on a 30-point multiple-choice exam are given in the following frequency table:
The range on the exam is
A. 10. B. 7. C. 9. D. 8. E. none of these
Mathematics
Give the equation of the oblique asymptote, if any, of the function.g(x) = 
A. y = 9x B. y = 0 C. y = x + 9 D. no oblique asymptote
Mathematics
Simplify.5 - (-5)2
A. -15 B. -20 C. 35 D. 30
Mathematics