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Популярное Word Problems >

Cody is twice as old as Evan. Three years ago the sum of their ages was 27. Find the age of each boy now.

Решение

C o d y i s tw i ce a s o l d a s E v an . T h ree ye a rs a g o t h e s u m o f t h e i r a g es w a s 27. F in d t h e a g e o f e a c h b oy n o w .

Решение

Evan^{'} s age is : 11

Cody^{'} s age is : 22

Шаги решения

Translate the problem into an equation:

2 x - 3 + x - 3 = 27

Решите для

x, 2 x - 3 + x - 3 = 27 : x = 11

Найдите age

Evan^{'} s age is : 11

Cody^{'} s age is : 22

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