Use a graphing calculator to solve the system of equations. Round your solution to one decimal place.2.8x + 12.2y - 0.2z = 2.84.3x - 7.0y - 1.2z = -4.73.8x + 4.6y - 5.9z = 11.5
A. (-1.5, 0.6, -3.4)
B. (-4.2, 1.8, -9.3)
C. (-1.0, 0.4, -2.3)
D. (2.6, -1.1, 5.7)
Answer: C
Mathematics
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+ 
+ 
. . .
A. - 
B. 
C. 
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