Solve the system by elimination. x + 3y = 31-6x + 2y = -6
A. (-4, 10)
B. No solution
C. (4, 9)
D. (3, 10)
Answer: C
Mathematics
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Solve the problem.Evaluate 
by transforming to cylindrical or spherical coordinates.
A. 
B. 
C. 
D. 
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One of the values r (radius), d (diameter), V (volume), or S(surface area) is given for a particular sphere. Find the indicated value. Leave ? in your answer.S = 64? km2; V = ?
A. 64 cm2
B. 
? cm2
C. 
? cm3
D. 8? cm2
Mathematics
Solve the problem.Find the values of a, b and c that make 
a gradient field.
What will be an ideal response?
Mathematics
The following lists the number of organ transplants given in 2006. Use this data to construct a pie chart.
Mathematics