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Phổ biến Word Problems >

Lauren's age is half of Joe's age. Emma is four years older than Joe. The sum of Lauren, Emma, and Joe's age is 54. How old is Lauren?

Lời Giải

L a u re n^{'} s a g e i s ha l f o f J o e^{'} s a g e . E mma i s f o u r ye a rs o l d er t han J oe . T h e s u m o f L a u re n, E mma, an d J o e^{'} s a g e i s 54. Ho w o l d i s L a u re n ?

Lời Giải

Lauren^{'} s age is : 10

Các bước giải pháp

Translate the problem into an equation:

\frac{1}{2} x + x + 4 + x = 54

Giải

x, \frac{1}{2} x + x + 4 + x = 54 : x = 20

Tìm Lauren's age

: 10

Lauren^{'} s age is : 10

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