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Home > AC > Chapter 12 > Lesson 12.4.2 > Problem 12-77

12-77.
  1. Add or subtract the following rational expressions. Then simplify your solutions, if possible. Homework Help ✎

    1. 12-77a

    2. 12-77b

Factor the denominators.

Multiply the fractions by a form of one to get a common denominator.