Why do we use letters like x and y to represent numbers in algebra?

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Why do we use letters like x and y to represent numbers in algebra?

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Anonymous 0 Comments

[Here’s](https://www.smithsonianmag.com/history/a-brief-history-of-the-letter-x-from-algebra-to-x-mas-to-elon-musk-180982647/) an article by the Smithsonian about it.

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