Unit 5 Vocabulary Part 1

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Across
  1. 6. multiplying each term in a sum or difference by a common factor does not change the value of the expression. For any numbers a, b and c, a(b+c) = ab + ac
  2. 7. two or more expressions in different forms that always name the same value.
  3. 9. the biggest factor two or more numbers have in common.
  4. 11. the number or quantity (amount) that a variable or expression represents.
  5. 12. a number, variable, or a product of numbers, variables, and/or expressions. A term may include an exponent.
Down
  1. 1. to replace one thing with another (of equal value)
  2. 2. a number that is multiplied by a variable.
  3. 3. a letter that represents an unknown number
  4. 4. two or more terms that have the same variable factors.
  5. 5. a group of numbers , variables and/or operation symbols that represents a mathematical relationship. An expression without variables, such as 3 + 4, is called a numerical expression. An expression with variables, such as 5b2, is called an algebraic expression.
  6. 8. a value that can be substituted for a variable to make an equation true
  7. 10. involving variables or the rules of algebra.