it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

Bridget is 16 years younger than her sister, Hannelie. In 10 years, Hannelie will be 2 times as old as Bridget. How old is Bridget now?

Soluzione

B r i d g e t i s 16 ye a rs yo u n g er t han h er s i s t er, H ann e l i e . I n 10 ye a rs, H ann e l i e w i ll b e 2 t im es a s o l d a s B r i d g e t . Ho w o l d i s B r i d g e t n o w ?

Soluzione

Bridget^{'} s age is : 6

Fasi della soluzione

Translate the problem into an equation:

x + 16 + 10 = 2 (x + 10)

Risolvi per

x, x + 16 + 10 = 2 (x + 10) : x = 6

Bridget^{'} s age is : 6

Esempi popolari

Samantha invested 880 in an account paying an interest rate of 3.1% compounded continuously. Assuming no deposits or withdrawals are made, how long would it take, to the nearest tenth of a year, for the value of the account to reach 1,270?37, 128 is 10% of what number Add the opposite of 1 1/5 to the sum of the numbers-8 3/4 and-2 5/6 What is a circle's diametro if its area is 25pi square inches?Alice deposited 3,000.00 into a new savings account that earns 15% interest compounded monthly. How long will it take for the balance to grow to 4,965.00?Round your answer to the nearest month.