en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

Jenny is 9 years younger than Sammie. 5 years ago, Sammie was four times older than Jenny. How old is each of them now?

Solution

Jenny is 9 years younger than Sammie. 5 years ago, Sammie was four times older than Jenny. How old is each of them now?

Solution

Jenny^{'} s age is : 8

Sammie^{'} s age is : 17

Solution steps

Translate the problem into an equation:

x + 9 - 5 = 4 (x - 5)

Solve for

x, x + 9 - 5 = 4 (x - 5) : x = 8

Find age

Jenny^{'} s age is : 8

Sammie^{'} s age is : 17

Popular Examples

Fourteen less than eight times a number is three more than four times the number What is the number You deposit 24 in an account earning 6% interest compounded monthly. How much will you have in the account in 160 years?What is the result when the number 38 is increased by 6% ?an investment account is opened with an initial deposit of 14,500 earning 5.75% interest, compounded continuously. How much will the account be worth after 25 years?What is the simple interest rate on a 1350 investment paying 1,010.61 interest in 19.7 years?