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प्रश्न
Simplify: 6a – (- 5a – 8b) + (3a + b)
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उत्तर
6a – (- 5a – 8b) + (3a + b)
= 6a + 5a + 8b + 3a + b
= 6a + 5a + 3a + 8b + b
= 14a + 9b
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