Algebra 1 Chapter 1

3. The set of the first numbers of the ordered pairs in a a relation.
7. The grid formed by the intersection of two number lines, the horizontal axis and the vertical axis.
10. The multiplicative inverse of a number.
12. A replacement value for the variable in an open sentence.
13. of operations The rules we used to solve math problems with more than one operation (PEMDAS)
14. A number, a variable, or a product or quotient of numbers and variables.
16. The set of second numbers of the ordered pairs in a relation.
19. Property that says if a = b, then b = a.
20. Symbols used to represent unspecified numbers or values.
21. terms Terms that contain the same variables, with corresponding variables having the same exponent.
22. An expression consisting of one or more numbers and variable along with one or more arithmetic operations.

1. Illustrates how each element of the domain is paired with an element in the range.
2. A set of ordered pairs
4. A set of numbers or coordinates used to locate any point on a coordinate plane, written in the form (x,y).
5. A set of numbers from which replacements for a variable may be chosen.
6. Property that says (a + b) + c = a + (b + c).
8. A relation in which each element of the domain is paired with exactly one element of the range.
9. Property that says a + b = b + a
11. The numerical factor of a term.
15. Property that says if a = b, and b = a, then a = c.
17. Property that says a = a.
18. A mathematical sentence that contains an equals sign.