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Evaluating Algebraic Expressions

Evaluating Algebraic Expressions. 6 + 2x. Variable:. Is a quantity that can change or vary. Mathematicians use letters to represent variables. . Constant:. A quantity that does not change. Expression:. Is a mathematical phrase involving constants, variables, and operation symbols.

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Evaluating Algebraic Expressions

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  1. Evaluating Algebraic Expressions

  2. 6 + 2x Variable: Is a quantity that can change or vary. Mathematicians use letters to represent variables. Constant: A quantity that does not change. Expression: Is a mathematical phrase involving constants, variables, and operation symbols.

  3. Evaluate each expression for x=1, 2, and 3.

  4. Evaluate each expression for x=3, 4, and 5.

  5. Evaluate each expression for x=6, 7, and 8.

  6. Evaluate each expression for x=2, 4, and 6.

  7. Evaluate each expression for x=1, 2, and 3.

  8. Evaluate each expression x= 3, 4, 5. • 7x 2. 15-x 3. 60/x 4. x + 23

  9. Evaluate each expression for n = 5. • 9n – 9 • (3n + 5n)10 • 12 x n/2

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