de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Word Problems >

Jairo is 4 years older than his sister Emma. The sum of the squares of their ages is 58. How old is Emma?

Lösung

J ai ro i s 4 ye a rs o l d er t han hi s s i s t er E mma . T h e s u m o f t h e s q u a res o f t h e i r a g es i s 58. Ho w o l d i s E mma ?

Lösung

Emma^{'} s age is : 3

Schritte zur Lösung

Translate the problem into an equation:

x^{2} + (x - 4)^{2} = 58

Löse nach

x, x^{2} + (x - 4)^{2} = 58 : x = 7, x = - 3

Finde Emma's age

: 3

Emma^{'} s age is : 3

Beliebte Beispiele

0.75 of what number is 1/2 Hannah opened a savings account and deposited 600.00 as principal. The account earns 14% interest, compounded annually. What is the balance after 8 years?Ben is 4 times as old as Ishaan and is also 6 years older than Ishaan.A product sells at a regular price of 120 which is on sale for 65% off the regular price. Find the sale price. Be sure to round your answer to the nearest cent.Darren is 6 years older than Lee. Barry is 9. Harper is 3 years younger than Barry and 1 year younger than Lee. How old is Lee?