Mathematics for IGCSE & O level - Algebraic Manipulation (Section 2 - No. 27)

Simplify: 6a + 2b - 3a + 5b

9a + 7b

3a - 3b

3a + 7b

9a - 3b

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Combining like terms: 6a - 3a + 2b + 5b = 3a + 7b

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