Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.1.7x + 11.3y + 3.1z = 3.25.2x - 7.0y - 0.5z = -4.02.4x + 10.0y - 3.5z = 9.1
A. {(-0.1, 0.6, -1.0)}
B. {(0.0, 0.1, -0.2)}
C. {(0.0, 0.3, -0.5)}
D. {(-0.2, 1.3, -2.2)}
Answer: A
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Which of the following does not describe a negative slope? ?
A. ?As x increases, y decreases. B. ?As x decreases, y increases. C. ?As x decreases, y decreases. D. ?As x increases, y increases. E. ?Both c and d. F. ?None of the above.
Find the apportionment asked for.A small city has 50 police officers to be apportioned among 8 precincts based on the population of each precinct. The populations are given in the following table. 
Find the apportionment for the Seventh Precinct using Webster's method.
A. 4 B. 5 C. 6 D. 7
Find the slope of the line.-4y = -2x - 14
A. - 
B. 
C. 2
D. - 2
Approximate the number using a calculator. Round the answer to three decimal places.e-1.3
A. -0.273 B. 0.573 C. 0.273 D. -3.534