This Check Solutions to Linear Equations video also includes:
Now that your mathematicians are professionals at solving multi-step equations, provide them the skill of checking answers to guarantee they solved correctly. The video shows them tips to check their answer by plugging it back in or trying to solve by using a different method. If both of those methods don't work best, they see how taking a complicated solution and plugging in a cleaner, estimated version can work as well.
- Use the prior videos in this series for methods on how to solve these types of equations
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- Some of the solutions are more complicated numbers
- Encourages strategic thinking