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Evaluate -x when x = 8.

AThe value 8
BThe value 0
CThe value -8
DThe value -16
Answer & Solution
Correct answer: C. The value -8
1. Substitute 8 for x in the expression -x. 2. The expression -x asks for the opposite of whatever x equals. 3. The opposite of 8 is -8. _Source: OpenStax Elementary Algebra (CC BY 4.0), Ch 1 "Foundations", section 1.3 Add and Subtract Integers_
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