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Популярное Word Problems >

Jorge is x years old. His brother’s age is three more than twice his age. If the sum of their ages is 75, how old is Jorge?

Решение

J or g e i s x ye a rs o l d . H i s b ro t h er ’ s a g e i s t h ree m ore t han tw i ce hi s a g e . I f t h e s u m o f t h e i r a g es i s 75, h o w o l d i s J or g e ?

Решение

Jorge^{'} s age is : 24

Шаги решения

Translate the problem into an equation:

y = 3 + 2 x, x + y = 75

y = 3 + 2 x, x + y = 75 : x = 24, y = 51

Jorge^{'} s age is : 24

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