Explicación paso a paso:
[tex]x = \: mateo \\ y = andrea \\ \\ x + \frac{1}{2} x = y \\ y = 33 \\ x + \frac{x}{2} = 33 \\ \frac{2x}{2} + \frac{x}{2} = 33 \\ \frac{3x}{2} = 33 \\ 3x = 66 \\ x = \frac{66}{3} = 22 \\ x = 22[/tex]
[tex]22 + \frac{22}{2} = 22 + 11 = 33[/tex]
espero te sirva
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Verified answer
Explicación paso a paso:
[tex]x = \: mateo \\ y = andrea \\ \\ x + \frac{1}{2} x = y \\ y = 33 \\ x + \frac{x}{2} = 33 \\ \frac{2x}{2} + \frac{x}{2} = 33 \\ \frac{3x}{2} = 33 \\ 3x = 66 \\ x = \frac{66}{3} = 22 \\ x = 22[/tex]
[tex]22 + \frac{22}{2} = 22 + 11 = 33[/tex]
espero te sirva