Crossword Puzzle

3. Equation, An equation whose graph forms a straight line.
9. An expression containing variables and coefficients combined using addition, subtraction, or multiplication.
12. A number showing how many times a base is multiplied by itself.
14. The point where a line crosses an axis.
15. The set of all possible output values of a function.

1. A measure of the steepness of a line.
2. A letter or symbol that represents an unknown number.
4. A mathematical statement comparing two expressions using symbols like <, >, ≤, or ≥.
5. A mathematical sentence showing two expressions are equal.
6. A number multiplied by a variable.
7. of Equations, A set of two or more equations solved together.
8. The set of all possible input values of a function.
10. A number with a fixed value that does not change.
11. A combination of numbers, variables, and operations without an equals sign.
13. A relation in which each input has exactly one output.