# algebra

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### Pronunciation

• (UK) IPA: /ˈæl.dʒɪ.bɹə/
• (US) IPA: /ˈæl.dʒɪ.bɹə/ or /ˈæl.dʒə.bɹə/
•  Audio (US) (file)

## Noun

 Plural none
1. (uncountable) Algebra is a kind of mathematics where a letter (called a variable) can replace a number that is not known.
Using algebra, we can define a line with the formula ${\displaystyle y=x+3}$

 Basic math (edit)