de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Word Problems >

5 The sum of two numbers is 30 and their differenz is 12 .Write two equations and find the numbers

Lösung

5 T h e s u m o f tw o n u mb ers i s 30 an d t h e i r d i ff ere n ce i s 12 . W r i t e tw o e q u a t i o n s an d f in d t h e n u mb ers

Lösung

The numbers : 9, - 3

Schritte zur Lösung

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

5 (x + y) = 30

x - y = 12

5 (x + y) = 30, x - y = 12 : x = 9, y = - 3

The numbers : 9, - 3

Beliebte Beispiele

The radius of a kreis is 20 in. Find its area in terms of pi.a father is 4 times as old as his son. in 20 years the father will be twice as old as his son how old is the father now The product of two less than a number and seven is thirteen.What is the result when the number 35 is increased by 8.3%A company has recently been hiring new employees. Today the company has 24 percent more employees than it did a year ago. If there are currently 58900 employees, how many employees did the company have a year ago?