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प्रश्न
-3 (a - 6) = 24
उत्तर
-3 (a - 6) = 24
⇒ - 3a + 18 = 24
⇒ -3a = 24 -18 = 6
⇒ a = `6/-3 = -2`
∴ a = -2
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