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16 votes
Why Aren’t the expressions 5+5+5+ X plus X plus X plus X equivalent

User Steve Wang
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2 Answers

4 votes

Answer:

15XXXX

Explanation:

User Ekkis
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3.6k points
7 votes
I don’t know what you mean. Are you talking about the fact that x is an unknown number or the fact that there are 4 “terms” in one and 3 in the other?
User Nick Linker
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