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شائع Word Problems >

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

الحلّ

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 tw o 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 J oe ?

الحلّ

Joe^{'} s age is : 20 \frac{4}{5}

خطوات الحلّ

Translate the problem into an equation:

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

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

حلّ لـ:

x = \frac{104}{5}

حوّل من كسر تخيّليّ لعدد مختلط:

20 \frac{4}{5}

Joe^{'} s age is : 20 \frac{4}{5}

أمثلة شائعة

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