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Популярное Word Problems >

Dianne is 23 years older than her daughter Amy. In 6 years, Dianne will be twice as old as AMy. How old is amy?

Решение

D iann e i s 23 ye a rs o l d er t han h er d a ug h t er A m y . I n 6 ye a rs, D iann e w i ll b e tw i ce a s o l d a s A M y . Ho w o l d i s am y ?

Решение

Amy^{'} s age is : 17

Шаги решения

Translate the problem into an equation:

x + 6 = 2 (x - 23 + 6)

Решите для

x, x + 6 = 2 (x - 23 + 6) : x = 40

Найдите Amy's age

: 17

Amy^{'} s age is : 17

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