### Home > AC > Chapter 11 > Lesson 11.2.1 > Problem11-84

11-84.

Which of the equations below is equivalent to $4\left(3x − 1\right) + 3x = 9x + 5$? More than one may be equivalent. Justify your answer.

1. $12x − 4 + 3x = 9x + 5$

1. $12x − 1 + 3x = 9x + 5$

1. $11x = 14x$

1. $15x − 4 = 9x + 5$

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