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Phổ biến Word Problems >

The sum of 4 consecutive integers is 42. What is the value of the least integer?

Lời Giải

T h e s u m o f 4 co n sec u t i v e in t e g ers i s 42. Wha t i s t h e v a l u e o f t h e l e a s t in t e g er ?

Lời Giải

The smallest number : 9

Các bước giải pháp

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

Consecutive number 3 : x + 3

A.T.Q.:

x + x + 1 + x + 2 + x + 3 = 42

Giải

x + x + 1 + x + 2 + x + 3 = 42 : x = 9

x + 1 = 9 + 1 = 10

x + 2 = 9 + 2 = 11

x + 3 = 9 + 3 = 12

Select the smallest solution:

9

The smallest number : 9

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