ja

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

人気のある Word Problems >

One number exceeds another by 12. If five times the smaller number is subtracted from three times the larger number, the result is 20. Find the numbers.

解

O n e n u mb er e x cee d s an o t h er b y 12. I f f i v e t im es t h e s ma ll er n u mb er i s s u b t r a c t e d f ro m t h ree t im es t h e l a r g er n u mb er, t h e res u lt i s 20. F in d t h e n u mb ers .

解

The numbers : 20, 8

解答ステップ

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = y + 12

3 x - 5 y = 20

x = y + 12, 3 x - 5 y = 20 : x = 20, y = 8

The numbers : 20, 8

人気の例

Two numbers are in the ratio 4:2. if the 差 between the two numbers is 18, what are the numbers blood pressure to be reduced by 15% to get down to 120mmHg. What is her current blood pressure 10% of a number is 15. What is the number?You deposit 26.00 in an account earning 6% interest compounded monthly. How much will you have in the account in 160 years?Find the time required for an investment of 16 000 to grow to 21 000 at an annual interest rate of 6% if the interest is compounded quarterly.