vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

the hiệu of two numbers is 40 and the bigger number is 10 more than twice the smaller number

Lời Giải

t h e d i ff ere n ce o f tw o n u mb ers i s 40 an d t h e bi gg er n u mb er i s 10 m ore t han tw i ce t h e s ma ll er n u mb er

Lời Giải

The numbers : 70, 30

Các bước giải pháp

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x - y = 40

x = 10 + 2 y

x - y = 40, x = 10 + 2 y : x = 70, y = 30

The numbers : 70, 30

Ví dụ phổ biến

What is the probability of rolling a sum of 9 when two dice are tossed?The diện tích of a rectangular garden is 4692m.If the length of the garden is 92m, what is its width?The radius of a circle is 1.8 m. Find the chu vi to the nearest tenth product of two consecutive numbers is 2550 The hiệu between a number, x, and fifteen is five