Martina is currently 14 years older than her cousin Joey. In 4 years she will be 3 times as old as Joey. Use this information to answer the following questions.

Solución

Solución

Martina^{'} s age is : 17

Joey^{'} s age is : 3

Pasos de solución

Translate the problem into an equation:

x + 4 = 3 (x - 14 + 4)

Resolver para

x, x + 4 = 3 (x - 14 + 4) : x = 17

Hallar age

Martina^{'} s age is : 17

Joey^{'} s age is : 3

Ejemplos populares

Find three consecutive even integers whose sum is negative twelve The sum of two numbers is-1. One of the numbers is nine less than the other. Find the numbers.Three consecutive even integers have a sum of 36 Amelia invests money in an account paying a simple interest of 2.1% per year. If she invests 130 and no money will be added or removed from the investment, how much will she have in one year, in dollars and cents?Dianne is 23 years older than her daughter Amy. In 6 years, Dianne will be twice as old as Amy. How old are they now?