Across
- 2. A symbol for a value we don't know yet. It is usually a letter like x or y.
- 4. ax+by=c
- 5. Replacing a variable with a given number.
- 7. The location where a graphed line crosses the X axis.
- 9. The change in y over the change in x.
- 10. All positive and negative whole numbers
- 11. The location where a graphed line crosses the y axis.
- 14. y=mx+b
Down
- 1. A number that can not be made by dividing two integers.
- 3. A number on its own, or sometimes a letter such as a, b or c to stand for a fixed number.
- 6. Are terms whose variables (and their exponents such as the 2 in x2) are the same.
- 8. A number used to multiply a variable.
- 12. A number says how many times to use that number in a multiplication.
- 13. All positive whole numbers.