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Популярное Word Problems >

Trent is 74 years older than Karissa. In 9 years he will be 3 times her age. How old is each now?

Решение

T re n t i s 74 ye a rs o l d er t han K a r i ss a . I n 9 ye a rs h e w i ll b e 3 t im es h er a g e . Ho w o l d i s e a c h n o w ?

Решение

Trent^{'} s age is : 102

Karissa^{'} s age is : 28

Шаги решения

Translate the problem into an equation:

x + 9 = 3 (x - 74 + 9)

Решите для

x, x + 9 = 3 (x - 74 + 9) : x = 102

Найдите age

Trent^{'} s age is : 102

Karissa^{'} s age is : 28

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