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December 20, 2014

December 20, 2014

Posted by **Jannie** on Tuesday, October 12, 2010 at 4:02am.

4

9 are both increased by a certain

value, m, the fraction then becomes equal to

3

4. Calculate this value.

- Maths -
**Damon**, Tuesday, October 12, 2010 at 6:39am(4+x)/(9+x) = 3/4

16 + 4 x = 27 + 3 x

x = 11

check

(4+11)/(9+11)

15/20

3/4 yes

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