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Популярное Word Problems >

19 years from now Miguel will be twice as old as Paul.The current sum of the ages of Miguel and Paul is 72.How old is Paul right now?

Решение

19 ye a rs f ro m n o w M i gu e l w i ll b e tw i ce a s o l d a s P a u l . T h e c u rre n t s u m o f t h e a g es o f M i gu e l an d P a u l i s 72. Ho w o l d i s P a u l r i g h t n o w ?

Решение

Paul^{'} s age is : 17 \frac{2}{3}

Шаги решения

Translate the problem into an equation:

x + 19 = 2 (72 - x + 19)

Решите для

x, x + 19 = 2 (72 - x + 19) : x = \frac{163}{3}

Найдите Paul's age

: 17 \frac{2}{3}

Paul^{'} s age is : 17 \frac{2}{3}

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