Solve the system in terms of the arbitrary variable x. x + y + z = 94x - 3y + 2z = 7
A. 
B. 
C. ?
D. 
Answer: B
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Identify the numerical value and direction.-21
A. The value is -21 and the direction is to the left. B. The value is 21 and the direction is to the left. C. The value is 21 and the direction is to the right. D. The value is -21 and the direction is to the right
Provide an appropriate response. If a quantity decreases 50%, is the new amount half the original amount? Explain your answer.
What will be an ideal response?
Graph each system of inequalities and shade the portion of the graph represented by the solution set..
A. 
B. 
C. 
D. 
Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 2e-x2, y = 0, x = 0, x = 1
A. 4
?
B. 4
?
C. 2(e - 1) ?
D. 2
?