Respuesta:
A) 12-x
B) area = 5 * (12-x) = 60-5x
C) area= 5*12= 60
D) 60-5x=60*3/4
E) 60-5x=45.....5x=15.....x=3
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Respuesta:
A) 12-x
B) area = 5 * (12-x) = 60-5x
C) area= 5*12= 60
D) 60-5x=60*3/4
E) 60-5x=45.....5x=15.....x=3