Provide an appropriate response. Combine: -9 + 22 + (-10) + 24
A. -21
B. 65
C. 27
D. -3
Answer: C
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Provide an appropriate response.The price of an item is reduced by 20% in a sale. Two weeks later the price is increased to 20% more than the sale price. Do you think that the item has been restored to its original price? If not, do you think its price is now higher or lower than the original price? Explain your thinking.
What will be an ideal response?
Find the probability of the event.A lottery game contains 21 balls numbered 1 through 21. What is the probability of choosing a ball numbered 22?
A. 
B. 21
C. 0
D. 1
Use properties of logarithms to write the expression in terms of logarithms of x, y, z.log4 
A. 5 log4 x + 3 log4 y + log4 3 B. 5 log4 x - 3 log4 y - log4 3 C. (5 log4 x)(3 log4 y) - log4 3 D. 5 log4 x + 3 log4 y - log4 3
If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."{(1, 11), (-13, 11), (-5, -7)}
A. Not one-to-one B. {(1, 11), (11, -13), (-7, -5)} C. {(11, 1), (11, -13), (-7, -5)} D. {(11, 1), (-5, -13), (-7, 11)}