Lesson 1
What a Variable Represents
Meet the idea of a symbol standing for a value.
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Micro lesson 1
A Symbol as a BoxMicro lesson 2
Changing ValuesLesson 2
Using Variables in Expressions
Place symbols inside expressions and read them.
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Micro lesson 1
Reading ExpressionsMicro lesson 2
Building ExpressionsLesson 3
Solving with Variables
Find the value of the symbol through simple steps.
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Micro lesson 1
Isolating the VariableMicro lesson 2
Checking the Answer