A Tricky Fractional Equation

Find the positive integer X\color{#3D99F6}{X} that makes this equation true:

2XX5=115. \Large \frac { 2 }{ \color{#3D99F6}{X} } -\frac { \color{#3D99F6}{X}}{ 5 } =\frac { 1 }{ 15 }.

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