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Expression vocab
Term | Definition | Example |
---|---|---|
Coefficient | The numerical factor of a term that contains a variable | 3x+4y-2 |
Distributive property | To multiply a sum by a number, multiply each addend by the number outside the parentheses | 3(x+2y)=3x+6y |
Variable | a symbol, usually a letter, used to represent a number | |
Equivalent expressions | expressions that have the same value | 5(2x+6y)=10x+30y |
Like terms | terms that contain the same variables to the same power | 5x+3y+2x+4y2 |
Terms | Each part of an algebraic expression seperated by a pluus or minus expression | 5x2+3y+7-2 |
Order of operations | The rules that tell witch opperation to pre form | |
Constant | A term with out a variable | 3x2+42+36-2y |