Respuesta:
ojala y te sirva
Explicación paso a paso:
[tex]p = x + x + 20 + 20[/tex]
[tex]60cm = 2x + 40 \:cm[/tex]
[tex]2x = 60 \: cm - 40cm[/tex]
[tex]x = \frac{20cm}{2} = 10cm[/tex]
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Respuesta:
ojala y te sirva
Explicación paso a paso:
[tex]p = x + x + 20 + 20[/tex]
[tex]60cm = 2x + 40 \:cm[/tex]
[tex]2x = 60 \: cm - 40cm[/tex]
[tex]x = \frac{20cm}{2} = 10cm[/tex]