Respuesta :


[tex] \frac{1}{2} x + 2 = \frac{1}{10} x {}^{2} + \frac{2}{5} x[/tex]
[tex] - \frac{1}{10} x {}^{2} + \frac{1}{10} x + 2 = 0[/tex]
therefore by solving that you'll get
[tex]x = - 4[/tex]
or
[tex]x = 5[/tex]

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