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Популярное Word Problems >

Elsa is 9 years older than Anna. Five years ago, the sum of their age is 51. What is the present age of Anna?

Решение

El s a i s 9 ye a rs o l d er t han A nna . F i v e ye a rs a g o, t h e s u m o f t h e i r a g e i s 51. Wha t i s t h e p rese n t a g e o f A nna ?

Решение

Anna^{'} s age is : 26

Шаги решения

Translate the problem into an equation:

x - 5 + x - 9 - 5 = 51

Решите для

x, x - 5 + x - 9 - 5 = 51 : x = 35

Найдите Anna's age

: 26

Anna^{'} s age is : 26

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