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Year 7 Algebra
Definitions and facts from the NSW Year 7 Patterns and Algebra Topic
Term | Definition |
---|---|
algebra | A mathematical language for describing relationships using letters to stand for numbers |
formula | A general mathematical rule written using letters and symbols |
variable | A letter of the alphabet used to stand for a number |
pronumeral | Another name for a variable |
substitute | To replace a letter (variable) with a number |
evaluate | To find the value of an algebraic expression after substituting |