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Phổ biến Word Problems >

3 consecutive integers add up to 51. What are these integers ?

Lời Giải

3 co n sec u t i v e in t e g ers a dd u p t o 51. Wha t a re t h ese in t e g ers ?

Lời Giải

The numbers : 16, 17, 18

Các bước giải pháp

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 + x + 2 = 51

Giải

x + x + 1 + x + 2 = 51 : x = 16

x + 1 = 16 + 1 = 17

x + 2 = 16 + 2 = 18

The numbers : 16, 17, 18

Ví dụ phổ biến

the hiệu of four times a number and seven is ten a number increased by 285 is equal to 466 The diameter of a circle is 18 m. Find its chu vi in terms of pipi.The bán kính of a circle is 18 in. Find its area in terms of pipi.twice the hiệu of a number and 5 is at most 16