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seraphim [82]
3 years ago
12

All of the following expressions are equivalent except _____.

Mathematics
1 answer:
defon3 years ago
4 0

Answer:

3. x-2

Step-by-step explanation:

Let's start with 1. we know that 2-x is the same as -2+x and since addition can be written as -2+x or x+(-2) and equal the same thing, we know that x-2 is the one that is not equivalent.

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