Question 257473
three consecutive integers such that the sum of the least and greatest is 78
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1st: x-1
2nd: x 
3rd: x+1
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Equation:
x-1+x+1 = 78
2x = 78
x = 39
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1st = x-1 = 77
2nd = x = 78
3rd = x+1 = 79
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Cheers,
Stan H.