Evaluate the expression using the given values.4
+ 5
x = 6, y = -9
A. 21
B. -69
C. -21
D. 69
Answer: D
Mathematics
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Write the rate as a unit rate.1257 people in 30 buses
A. 0.024 person/bus B. 41.9 people/bus C. 1227 people/bus D. 419 people/bus
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Provide an appropriate response.If x and y are both replaced by negative numbers, is the value of 
positive or negative?
What will be an ideal response?
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Graph the indicated new function, given the graph for y = f(x).y = af(x), where a satisfies -1 < a < 0
?
A. 
B. 
C. 
D. 
Mathematics