vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Twice the hiệu of a number and 4 is less than or equal to 15.

Lời Giải

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 4 i s l ess t han or e q u a l t o 15.

Lời Giải

x \leq \frac{23}{2}

Các bước giải pháp

Represent the number with

x

A.T.Q.:

2 (x - 4) \leq 15

Giải

x, 2 (x - 4) \leq 15 : x \leq \frac{23}{2}

x \leq \frac{23}{2}

Ví dụ phổ biến

The sum of three consecutive natural numbers is 564, find the numbers.One number is 8 more than thrice another. Find the numbers if their sum is 36 6 more than twice a number If you put 603 in a savings account that pays 9% for one year, what is the amount of money you will have at the end of the year?Six times the sum of a number and eleven is-24. What is the number?