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8-45.

One way to look at absolute value is to think of the absolute value of a number as its distance from zero on a number line. For example, and because both and are exactly units from zero on a number line. You can, therefore, think of the equation such as as the question, “What numbers are exactly five units from zero on the number line?” Thus, the solutions are and . Draw a number line to show the solutions to the following equations. Homework Help ✎

  1. Line graph A

  1. Line graph C

  1. Line graph E