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Популярное Word Problems >

rick is 10 years older than his brother jeff. In 4yearsi,Rick will be twice as old as jeff

Решение

r i c k i s 10 ye a rs o l d er t han hi s b ro t h er j e ff . I n 4 ye a rs i, R i c k w i ll b e tw i ce a s o l d a s j e ff

Решение

Rick^{'} s age is : 16

Jeff^{'} s age is : 6

Шаги решения

Translate the problem into an equation:

x + 4 = 2 (x - 10 + 4)

Решите для

x, x + 4 = 2 (x - 10 + 4) : x = 16

Найдите age

Rick^{'} s age is : 16

Jeff^{'} s age is : 6

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