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Solve the system by the elimination/addition method
`-1 x-5 y=-2`
`4 x-4 y=-16`
`-1 x-5 y=-2`
`4 x-4 y=-16`
Get help:
Box 1: Enter your answer as a point. Example: (2,5.5172)
Enter DNE for Does Not Exist
`(-3,1)`