risingammie
risingammie risingammie
  • 06-12-2017
  • Mathematics
contestada

how old am i if 509 reduces by 3 times my age is 209?

Respuesta :

Superglace Superglace
  • 06-12-2017
509-3a=209
509-509-3a=209-509
-3a=-300
-3a/-3=-300/-3
a=100
Your age is 100 years old.
Check:
509-3a=209
509-3(100)=209
509-300=209
209=209
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