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The sum of 3 consecutive even numbers is 78

Solution

The sum of 3 consecutive even numbers is 78

Solution

The numbers : 24, 26, 28

Solution steps

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + x + 2 + x + 4 = 78

Solve

x + x + 2 + x + 4 = 78 : x = 24

x + 2 = 24 + 2 = 26

x + 4 = 24 + 4 = 28

The numbers : 24, 26, 28

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