matematicas4 matematicas4
  • 09-10-2016
  • Mathematics
contestada

la formula para calcular el 30% de descuento en una tienda esta dada por la expresion y=0.30X

Respuesta :

soyrbto
soyrbto soyrbto
  • 15-10-2016
La formula para calcular cualquier descuento esta dada por (100 - descuento)/100

en ese caso seria Y = (1-0.3)X = 0.7X
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