Posted by **Mariya** on Wednesday, September 5, 2007 at 5:41pm.

2 questions:

1. Find "a" if (=3,7) is a solution of 2x+ay=26

2. solve system using substitution, linear combination, and graphing:

3x-2y=3

5x+4y=16

- Algebra 2 -
**Mariya**, Wednesday, September 5, 2007 at 5:44pm
sorry =3 is -3

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