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April 18, 2014

April 18, 2014

Posted by **ssss** on Friday, April 13, 2012 at 8:21pm.

- maths -
**Henry**, Sunday, April 15, 2012 at 1:17amX = total mrbles.

2x/3 Blue marbles.

x/3 yel. marbles.

X - 4/5(2x/3) - 3/4(x/3) = 39 Marbles.

X - 8x/15 - x/4 = 39.

Multiply both sides by 60:

60x - 32x - 15x = 2340.

60x - 47x = 2340.

13x = 2340.

X = 180 Marbles.

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