What is the general rule that allows you to see that 2 different quadratic have the same solutions?

x

^{2}+2x -3 and 2x^{2}+4x - 6technically these are different quadratics but the second is just 2 times the first,

What is the general rule that allows you to see that 2 different quadratic have the same solutions?

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Merrick, NY

x^{2}+2x -3 and 2x^{2}+4x - 6

technically these are different quadratics but the second is just 2 times the first,

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