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Популярное Word Problems >

In 20 years, Joe would be thrice his age 4 years ago. How old will he be in two years?

Решение

I n 20 ye a rs, J oe w o u l d b e t h r i ce hi s a g e 4 ye a rs a g o . Ho w o l d w i ll h e b e in tw o ye a rs ?

Решение

Jo e^{'} s age in 2 years : 18

Шаги решения

Translate the problem into an equation:

x + 20 = 3 (x - 4)

Решите для

x, x + 20 = 3 (x - 4) : x = 16

Найдите Joe's age in 2 years:

18

Jo e^{'} s age in 2 years : 18

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