Across
- 5. two quantities are equivalent
- 8. a mathematical statement made of numbers or symbols
- 11. a relation in which each element of the domain is paired
- 14. a number representing a fixed value
- 15. multiplication is applied to addition of two or more numbers
- 16. by a factor outside the parentheses, such as a
- 17. addition, subtraction, multiplication, division
- 19. written, x = 1x and -x = -1x
- 21. on a variable in order to isolate the variable and
- 22. mathematical operations that allow us to "undo" opera-
Down
- 1. the
- 2. exactly one element of the range
- 3. that the values of two expressions set equal to
- 4. a letter or symbol used in place of unknown numbers
- 6. add or subtract terms that have the same variable and
- 7. other
- 9. symbols used to compare two quantities using <, >, d,e, or `
- 10. in front of the variable; 1 or -1 is usually implied or
- 12. which each term inside a set of parentheses can be
- 13. its numeric value.
- 18. quantities in expressions, equations, and inequalities
- 20. a single constant, variable, or variable with a coefficient