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Популярное Word Problems >

Denver is 13 years younger than 5 times of Camille's age. Two years from now, Denver's age is 4 times Camille's present age. How old are they now?

Решение

De n v er i s 13 ye a rs yo u n g er t han 5 t im es o f C ami ll e^{'} s a g e . Tw o ye a rs f ro m n o w, De n v e r^{'} s a g e i s 4 t im es C ami ll e^{'} s p rese n t a g e . Ho w o l d a re t h ey n o w ?

Решение

Camille^{'} s age is : 19

Denver^{'} s age is : 82

Шаги решения

Translate the problem into an equation:

5 x - 13 + 2 = 4 (x + 2)

Решите для

x, 5 x - 13 + 2 = 4 (x + 2) : x = 19

Найдите age

Camille^{'} s age is : 19

Denver^{'} s age is : 82

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