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If the sum of three consecutive numbers is 27, the find the second number. Pls help. |
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Answer» Sum of three consecutive number = 27To FIND :The SECOND numberAccording to the question,Let,The FIRST number = xThe second number = x + 1The third number = x + 2Now,➟ x + x + 1 + x + 2 = 27➟ 3X + 3 = 27➟ 3x = 27 - 3 ➟ 3x = 24➟ x = 24 ÷ 3➟ x = 8So,The first number = 8The second number = x + 1 = 8 + 1 9The third number = x + 2 = 8 + 2 = 10Therefore,the second number is 9.___________________ Verification :➟ Sum of three consecutive numbers = 27➟ 8 + 9 + 10 = 27➟ 17 + 10 = 27➟ 27 = 27Hence, verified. |
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