Respuesta:
x = 3 m
Explicación paso a paso:
A = a. b
A = 2 ( x + 2x) = 18
2 ( 3x) = 18
6x = 18
x = 18/6
Espero te sirva.
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Respuesta:
x = 3 m
Explicación paso a paso:
A = a. b
A = 2 ( x + 2x) = 18
2 ( 3x) = 18
6x = 18
x = 18/6
x = 3 m
Espero te sirva.