franciscofrias98 franciscofrias98
  • 07-10-2016
  • Mathematics
contestada

How old was Lisa x years ago if she is now 13?

Which expression represents this?

x + 13
x - 13
13 - x

Respuesta :

helipenguin helipenguin
  • 07-10-2016
13 minus x because it will equal her age
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