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Популярное Word Problems >

Danny is 28 years younger than Trudy. Rose is 36. Ariana is 25 years younger than Rose and 57 years younger than Trudy. How old is Danny?

Решение

D ann y i s 28 ye a rs yo u n g er t han T r u d y . R ose i s 36. A r iana i s 25 ye a rs yo u n g er t han R ose an d 57 ye a rs yo u n g er t han T r u d y . Ho w o l d i s D ann y ?

Решение

Danny^{'} s age is : 40

Шаги решения

Translate the problem into an equation:

x + 28 = 36 - 25 + 57

Решите для

x, x + 28 = 36 - 25 + 57 : x = 40

Danny^{'} s age is : 40

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