No need to justify using this resource. Learners drag justifications for each step of solving an equation in an interactive. To see if they are correct, all they need to do is use a slider and the correct answers appear.

In this solving equations worksheet, students use the distributive property to find the value of the unknown.  This one-page worksheet contains 10 multi-step problems.  Answers are provided.

Randomly generated problems allow you to practice solving equations while seeing the steps to help check your work. Keep practicing until you feel comfortable with the steps.