Example 3

Nia bought 4 packs of pencils () and 6 packs of index cards () at the school store, which does not charge any tax. She had a coupon for $2 off her total purchase. Write an expression to represent Nia’s purchase, and then identify the terms, coefficients, and constant term (if applicable) in the expression.
  1. Write an expression to represent Nia’s purchase.
  2. Identify the term(s) in the expression.
  3. Identify the coefficient(s) in the expression.
  4. Identify the constant term(s) in the expression, if any.
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