Solve the system of equations by elimination, if a solution exists.
A. x = -5, y = 0
B. No solution
C. x = 1, y = 4
D. x = 0, y = 5
Answer: D
Mathematics
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Determine whether the function is one-to-one.The function that pairs the temperature at 3:00 pm in your city in degrees Fahrenheit with the temperature in degrees Celsius.
A. Yes B. No
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Divide.
A. 12.3
B. - 
C. 1.23
D. -40
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Match the given equation with one of the graphs.9x2 - 25y2 = 225
A. 
B. 
C. 
D. 
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If y varies directly as x, write a general formula to describe the variation.y = 0.4 when x = 3.2
A. y = x - 2.8 B. y = 8x C. y = 0.125x D. y = 0.4x
Mathematics