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Популярное Word Problems >

Jess is three years older than Mike. Twenty years from now, the sum of their ages would be 51. How old is Jess today?

Решение

J ess i s t h ree ye a rs o l d er t han M ik e . Tw e n t y ye a rs f ro m n o w, t h e s u m o f t h e i r a g es w o u l d b e 51. Ho w o l d i s J ess t o d a y ?

Решение

Jess^{'} s age is : 7

Шаги решения

Translate the problem into an equation:

x + 20 + x - 3 + 20 = 51

Решите для

x, x + 20 + x - 3 + 20 = 51 : x = 7

Jess^{'} s age is : 7

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