en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

Kendall is 11 years older than her brother. In 8 years she will be twice as old as him.How old are they now?

Solution

Kendall is 11 years older than her brother. In 8 years she will be twice as old as him.How old are they now?

Solution

Kendall^{'} s age is : 14

Brother^{'} s age is : 3

Solution steps

Translate the problem into an equation:

x + 8 = 2 (x - 11 + 8)

Solve for

x, x + 8 = 2 (x - 11 + 8) : x = 14

Find age

Kendall^{'} s age is : 14

Brother^{'} s age is : 3

Popular Examples

The circumference of a circle is 5pipi m. Find its diameter, in meters.The perimeter of a rectangular room is 46ft The width is 10ft Find the length translate four times a number plus 6 is 30 The quotient of a number and-5 increased by one is at most 7.Kyle opened a savings account and deposited 2,000.00 as principal. The account earns 10% interest, compounded monthly. What is the balance after 6 years?