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Solve the system by the addition method. Find the ordered pair/solution set. 2x^2 - 5y^2 = - 12 5x^2 + 2y^2 = 28

Solve the system by the addition method. Find the ordered pair/solution set.

2x^2 - 5y^2 = - 12

5x^2 + 2y^2 = 28

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