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Популярное Word Problems >

Lawrence is 9 years younger than Ariane. If the sum of their ages is 49, how old is Lawrence?

Решение

L a w re n ce i s 9 ye a rs yo u n g er t han A r ian e . I f t h e s u m o f t h e i r a g es i s 49, h o w o l d i s L a w re n ce ?

Решение

Lawrence^{'} s age is : 20

Шаги решения

Translate the problem into an equation:

x + x + 9 = 49

Решите для

x, x + x + 9 = 49 : x = 20

Lawrence^{'} s age is : 20

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