it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

The sum of two numbers is equal to 63, and their differenza is equal to12. Find the numbers.

Soluzione

T h e s u m o f tw o n u mb ers i s e q u a l t o 63, an d t h e i r d i ff ere n ce i s e q u a l t o 12. F in d t h e n u mb ers .

Soluzione

The numbers : 37 \frac{1}{2}, 25 \frac{1}{2}

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 63

x - y = 12

x + y = 63, x - y = 12 : x = \frac{75}{2}, y = \frac{51}{2}

Convertire frazioni improprie in numeri misti:

\frac{75}{2} = 37 \frac{1}{2}

Convertire frazioni improprie in numeri misti:

\frac{51}{2} = 25 \frac{1}{2}

The numbers : 37 \frac{1}{2}, 25 \frac{1}{2}

Esempi popolari

Mason opened a savings account and deposited 400.00. The account earns 9% interest, compounded quarterly. If he wants to use the money to buy a new bicycle in 2 years, how much will he be able to spend on the bike?2.19 Listen and complete the phone number.The vault shown is in the shape of a cube. If each side is 4 y Superscript 4 feet, find its volume.a number increased by 7 is less than 15 A rectangular red sticker is 8 millimeters tall and 13 millimeters wide. What is its perimeter