Explicación paso a paso:
[tex]x = 3y \\ {x}^{2} - {y}^{2} = 1800 \\ ({3y})^{2} - {y}^{2} = 1800 \\ 9 {y}^{2} - {y}^{2} = 1800 \\ 8 {y}^{2} = 1800 \\ {y}^{2} = \frac{1800}{8 } \\ {y}^{2} = 225 \\ \sqrt{ {y}^{2} } = \sqrt{225} \\ y = 15 \\ x = 3y = 3(15) = 45[/tex]
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Explicación paso a paso:
[tex]x = 3y \\ {x}^{2} - {y}^{2} = 1800 \\ ({3y})^{2} - {y}^{2} = 1800 \\ 9 {y}^{2} - {y}^{2} = 1800 \\ 8 {y}^{2} = 1800 \\ {y}^{2} = \frac{1800}{8 } \\ {y}^{2} = 225 \\ \sqrt{ {y}^{2} } = \sqrt{225} \\ y = 15 \\ x = 3y = 3(15) = 45[/tex]