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January 31, 2015

January 31, 2015

Posted by **Laura** on Wednesday, February 13, 2013 at 11:51pm.

5y = x

2x - 3y = 7

- pre algerbra -
**drwls**, Thursday, February 14, 2013 at 7:24amSubstitute 5y for x in the second equation.

10y - 3y = 7

7y = 7

y = 1

x = 5y = 5

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