Algebra Vocabulary

1. an expression that contains numbers, operation symbols, and at least one variable
3. add, the result of adding
5. a symbol, usually a letter that represents a number that is not yet known
6. to get the variable on a side of an inequality or equation by itself
9. work to change numbers to a new value (+, -, x,÷)
10. the study of mathematics in which letters & other symbols are used to represent numbers in equations
11. terms in an algebraic expression that have the same variable raised to the same power
12. operations that "undo" each other, opposite operation
14. to find the value of something, solve
15. parts of an expression that are connected by plus & minus signs
16. the number of times a number or expression is used as a factor of repeated multiplication
18. multiply, the result of multiplying
21. math law or rule that has been proven to always be true
24. states that numbers can change location in an addition or multiplication problem & the result will be the same
26. the rules to be followed when simplifying expressions

2. the number multiplied by a variable in an algebraic expression
3. the value/answer that makes the equation/inequality true
4. something is not "equal",it is greater than or lesser than
7. the same amount
8. a math sentence that contains an equal sign and shows that two expression are equivalent
9. states that multiplication is the same as repeated addition
13. the set of values that satisfy a given set of equations or inequalities
17. an expression that contains only numbers & operation symbols
19. a value that does not change, the number that stands alone
20. states that a single term can be multiplied by two or more terms inside parentheses
22. using a given number in place of a variable
23. subtract, the result of subtracting
25. divide, the result of dividing