I have to solve this by way of the substitution method, please help.

1/5x + 2/3y = -73/5

3x-y=12

One more:

5x+7y=15

x=6-2y

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- Jun 18th 2009, 12:51 PMhighdrakeSolve by substitution - Help
I have to solve this by way of the substitution method, please help.

1/5x + 2/3y = -73/5

3x-y=12

One more:

5x+7y=15

x=6-2y - Jun 18th 2009, 01:32 PMskeeter