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Which system is equivalent to 3x^2 - 4y^2 = 25 -6x^2 - 2y^2 = 11 Answer choices available: A) 3x^2 - 4y^2 = 25 12x^2 + 4y^2 = 22 B) 3x^2 - 4y^2 = 25 -12x^2 + 4y^2 = 22 C) 6x^2 - 8y^2 = 25 -6x^2 - 2y^2 = 11 D) 6x^2 - 8y^2 = 50 -6x^2 - 2y^2 = 11 As always, thank you for your help!

Zach Chandler

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Tara Andrews on February 2, 2018

For this case we have the following system of equations: You can write a system of equations equivalent. For this, it is enough to multiply one of the two equations by a scalar. Multiplying equation 1 by 2, we have: therefore, the new system of equations is: Answer: An equivalent system is: D)


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