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Home > CC2 > Chapter 6 > Lesson 6.2.7 > Problem 6-139

6-139.

This problem is a checkpoint for writing and evaluating algebraic expressions. It will be referred to as Checkpoint 6. Homework Help ✎

Change each phrase into an algebraic expression.

  1. Six more than .

  2. Five less than .

  3. Twice a number , increased by .

  4. The product of and .

  5. Evaluate each expression in parts (a) through (d) using or .

Ideally, at this point you are comfortable working with these types of problems and can solve them correctly. If you feel that you need more confidence when solving these types of problems, then review the Checkpoint 6 materials and try the practice problems provided. From this point on, you will be expected to do problems like these correctly and with confidence.

Answers and extra practice for the Checkpoint problems are located in the back of your printed textbook or in the Reference Tab of your eBook. If you have an eBook for CC2, login and then click the following link: Checkpoint 6: Writing and Evaluating Algebraic Expressions