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February 28, 2015

February 28, 2015

Posted by **kris** on Wednesday, October 19, 2011 at 6:20pm.

- algebra -
**Jahnay**, Wednesday, October 19, 2011 at 6:53pmIn Switz: one ticket cost $15.90

In Japan: " " " $15.90

3x + 2x = 79.50

5x = 79.50

divide each side by 5 and x = 15.9

substitute the x's in the equation and add to check:

3(15.9)=47.7

2(15.9)=31.8

47.7+31.8= 79.50!!!!!

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