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21-03-2016
Mathematics

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The sum of the first and third of three consecutive even integers is 154. Find the three even integers.

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ccahill ccahill

31-03-2016

x + (x+2) = 154
combine like terms
2x + 2 = 154
subtract 2
2x = 154
divide by 2
x = 76

so the two numbers are 76 and 78

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