Verified Answer :

oopsydaisy

Out of the following choices, the average of 171 and x is (171 + x)/2.

carlosego

For this case we have the following numbers:
 Number 1: 171
 Number 2: x
 By definition, the average of two numbers is given by:
 \(Average = \frac{number 1 + number 2}{2}\)
 Substituting values we have:
 \(Average = \frac{171+x}{2}\)
 Answer:
 the following represents the expression:
 (171 + x)/2

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