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Arlecino [84]
2 years ago
9

All of the following expressions are equivalent except _____. 1.x - 7 2. 7 + (- x) 3. - x + 7 4. 7 - x

Mathematics
1 answer:
Elena L [17]2 years ago
4 0

Answer:

x-7

Step-by-step explanation:

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