Find the absolute value.
A. ± 7.19
B. -7.19
C. 7.19
D. 0
Answer: C
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Translate the following into an equation where x represents the unknown number. Then solve the equation for x.The difference of a number and 
is 0.
A. x + 
= 0, x = - 
B. x - 
= 0, x = 
C. x - 
= 0, x = 9
D. x + 
= 0, x = - 9
Solve the problem.John, the tallest male in the sophomore class, has a height of 71.75 inches. The heights of sophomore males are normally distributed with mean 67.8 inches and standard deviation 2.5 inches. Determine the z-score corresponding to John's height.
A. z = 1.68 B. z = 1.48 C. z = 1.78 D. z = 1.58
Solve the problem.A group of 8 people wants to buy a boat. The boat costs $896. If they all pay the same amount, how much is each person's share?
A. $122 B. $102 C. $112 D. $99
Provide an appropriate response.For x ? 9, the rational expression 
is equal to 3. Can the same be said for 
? Explain why or why not.
What will be an ideal response?