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July 4, 2015

Homework Help: Math

Posted by Mary jo on Tuesday, April 7, 2009 at 8:40pm.

Solve by the elimination method.
5r-3s=2
3r 5s =42
r=-40
is this right.

4x+5y=7
5x-4y=5
Decide whteher the pair of line is parallel, perpindular, or n
I said is was parallel. Tell me if this right.

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