Algebra 1 Vocabulary

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