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The sum of five consecutive odd integers equals 33 more than twice the third. FInd the integers

Soluzione

The sum of five consecutive odd integers equals 33 more than twice the third. FInd the integers

Soluzione

The numbers : 7, 9, 11, 13, 15

Fasi della soluzione

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

Consecutive number 3 : x + 6

Consecutive number 4 : x + 8

A.T.Q.:

x + x + 2 + x + 4 + x + 6 + x + 8 = 33 + 2 (x + 4)

Risolvi

x + x + 2 + x + 4 + x + 6 + x + 8 = 33 + 2 (x + 4) : x = 7

x + 2 = 7 + 2 = 9

x + 4 = 7 + 4 = 11

x + 6 = 7 + 6 = 13

x + 8 = 7 + 8 = 15

The numbers : 7, 9, 11, 13, 15

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