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Home > CCA > Chapter 10 > Lesson 10.3.1 > Problem 10-110

10-110.
  1. Which of the equations below is equivalent to 4(3x − 1) + 3x = 9x + 5? More than one may be equivalent. Justify your answer. Homework Help ✎

    1. 12x − 4 + 3x = 9x + 5

    2. 12x − 1 + 3x = 9x + 5

    3. 11x = 14x

    4. 15x − 4 = 9x + 5

Write out the steps for solving the original equation. Which of the equations match one of your steps?