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April 20, 2014

April 20, 2014

Posted by **Christina** on Monday, August 13, 2012 at 11:02pm.

- algebra -
**drwls**, Monday, August 13, 2012 at 11:24pm3J + 2S = 79.59

2J + 3S = 75.31

Solve the simultaneous pair if equations.

6J + 4S = 159.18

6J + 9S = 225.93

5S = 66.75

S = $13.35 (cost in Switzerland)

3J = 79.59 - 26.70

J = $17.63 (cost in Japan)

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