Answers

2014-02-23T15:51:25+08:00
 Let x be the number.
Solution:
 =  \frac{16}{5} x +  \frac{3}{4} x = 79
 \frac{16(4)+3(5)}{20} x = 79
 \frac{79x}{20} = 79
 x = 20

The number is 20.


:)
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