Vocabulary: - Variable - an unknown number represented by a letter
(2 + x, 4t)
- Equation - a math problem with an equals sign
(3 + 2 = 5, 7 + x = 14)
- Expressions - a math problem without an equals sign
(3 + 2, 7 + x)
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Vocabulary: - Variable - an unknown number represented by a letter
(2 + x, 4t)
- Equation - a math problem with an equals sign
(3 + 2 = 5, 7 + x = 14)
- Expressions - a math problem without an equals sign
(3 + 2, 7 + x)
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