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Popolare Word Problems >

Lucy is four times younger than her sister. If the sum of their age is 30. What are their ages?

Soluzione

Lucy is four times younger than her sister. If the sum of their age is 30. What are their ages?

Soluzione

Sister^{'} s age is : 6

Lucy^{'} s age is : 24

Fasi della soluzione

Translate the problem into an equation:

4 x + x = 30

Risolvi per

x, 4 x + x = 30 : x = 6

Trova age

Sister^{'} s age is : 6

Lucy^{'} s age is : 24

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