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July 31, 2014

July 31, 2014

Posted by **Donna** on Thursday, November 11, 2010 at 6:24pm.

y = x + 2,

3y − 2x = 4

- Intermediate Algebra -
**Reiny**, Thursday, November 11, 2010 at 6:39pmuse substitution ...

3y - 2x = 4

3(x+2) - 2x = 4

x = -2

sub into the first ....

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