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Популярное Word Problems >

Alvin's age is three times Elga's age. The sum of their ages is 108. What is Elga's age?

Решение

A l v i n^{'} s a g e i s t h ree t im es El g a^{'} s a g e . T h e s u m o f t h e i r a g es i s 108. Wha t i s El g a^{'} s a g e ?

Решение

Elga^{'} s age is : 27

Шаги решения

Translate the problem into an equation:

3 x + x = 108

Решите для

x, 3 x + x = 108 : x = 27

Elga^{'} s age is : 27

Популярные примеры

you deposit 5000 dollars into an account that pays 2.25% annual interest. find the balance after 5 years when the interest is compounded quarterly Mark's current age is six less than five times Nico's age. In 15 years, Mark's age will be twice Nico's age. Find their present ages.7 less than the product of 3 and a number eight more than twice a number is fifty 2 times a number, increased by 8