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Please help with the following questions: 1. Solve by the elimination method: 4x-5y=-2 -8x+10y=4 2. Solve using the substitution method -9x+y=58 2x+13y+40

Please help with the following questions:

1. Solve by the elimination method:

4x-5y=-2

-8x+10y=4

2. Solve using the substitution method

-9x+y=58

2x+13y+40

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