pt

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Word Problems >

Seven times the larger of two numbers decreased by five times the smaller is 42 . Nine times the larger increased by 8 times the smaller is 256 . Find the numbers.

Solução

S e v e n t im es t h e l a r g er o f tw o n u mb ers d ecre a se d b y f i v e t im es t h e s ma ll er i s 42 . N in e t im es t h e l a r g er in cre a se d b y 8 t im es t h e s ma ll er i s 256 . F in d t h e n u mb ers .

Solução

The numbers : 16, 14

Passos da solução

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

7 x - 5 y = 42

9 x + 8 y = 256

7 x - 5 y = 42, 9 x + 8 y = 256 : x = 16, y = 14

The numbers : 16, 14

Exemplos populares

If you borrow $320 for 3 years at an annual interest rate of 15% , what is the total amount of money you will pay back?Sal's father is 3 times as old as he is. In six years the sum of their ages will be 68 . How old is Sal?The sum of two numbers is zero. One number is nine less than twice the other. Find the numbers.40% of what number is 56 Write an equation to moda How old is Trevon if he was 50 years old six years ago?