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प्रश्न
Simplify: 5b – {6a + (8 – b – a)}
योग
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उत्तर
5b – {6a + (8 – b – a)}
= 5b – 6a – 8 + b + a
= -6a + a + 5b +b – 8
= -5a + 6b - 8
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