Lesson ID 125: I can use algebra to find missing values in simple equations (involving one step)

In this lesson you will learn how letters can be used to represent missing numbers in equations. You will learn how to keep an equation balanced so as to isolate the missing number and work out its value.

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Lesson 126

Algebra Challenge 1

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Lesson ID 125: I can use algebra to find missing values in simple equations (involving one step)

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