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شائع Word Problems >

The sum of 3 consecutive even numbers is 408. what is the largest of the numbers

الحلّ

T h e s u m o f 3 co n sec u t i v e e v e n n u mb ers i s 408. w ha t i s t h e l a r g es t o f t h e n u mb ers

الحلّ

The largest number : 138

خطوات الحلّ

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 = 408

x + x + 2 + x + 4 = 408

حلّ:

x = 134

x + 2 = 134 + 2 = 136

x + 4 = 134 + 4 = 138

Select the largest solution:

138

The largest number : 138

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