Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.2.7x - 1.5y + 3.6z = -0.43.3x - 7.0y - 1.4z = -5.02.4x - 2.9y + 4.2z = -3.7
A. (7.0, 6.7, -2.9)
B. (1.7, 1.7, -0.7)
C. (3.5, 3.4, -1.4)
D. (13.9, 13.4, -5.7)
Answer: B
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A. 
B. 
C. (a, 3)
D. (17a, 7)
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is continuous.
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and the total profit function is given by 
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