en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Word Problems >

Jasmin is 5 years younger than Gerald. Four years from now Gerald will be twice as old as Jasmin. Which equation should be used to solve the problem?

Solution

J a s min i s 5 ye a rs yo u n g er t han G er a l d . F o u r ye a rs f ro m n o w G er a l d w i ll b e tw i ce a s o l d a s J a s min . Whi c h e q u a t i o n s h o u l d b e u se d t o so l v e t h e p ro b l e m ?

Solution

Jasmin^{'} s age is : 1

Gerald^{'} s age is : 6

Solution steps

Translate the problem into an equation:

x + 5 + 4 = 2 (x + 4)

Solve for

x, x + 5 + 4 = 2 (x + 4) : x = 1

Find age

Jasmin^{'} s age is : 1

Gerald^{'} s age is : 6

Popular Examples

The difference of twice a number and 9 is-21 in a throw of two dice, what is the probability of obtaining a total of 11 or 12 Find the balance if 21000 is invested in an account paying 5 % interest compounded quarterly for 20 years.A certain loan program offers an interest rate of 5% per year, compounded continuously. Assuming no payments are made, how much would be owed after seven years on a loan of \$3700?a cube with edge length e has a volume of 216 cubic units. what is the lenth of the edge of the cube in units