Assume that y is directly proportional to x. Use the given x-value and y-value to find a linear model that relates y and x.
?
?
?
A. y = 
x
B. y = - 2400x
C. y = 
x
D. y = - 
x?
E. y = - 
x
Answer: A
Mathematics
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A. Invalid B. Valid
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A. 
B. 
C. 
D. 
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A. 
B. 9
C. 9!
D. 1
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A. -5 - 5 - 3 + 1 B. 1 - 5 - 5 - 3 C. -5 - 5 - 3 + 1 + ... D. -5 + 5 - 3 - 1
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