breegrant1216 breegrant1216
  • 16-06-2016
  • Mathematics
contestada

Alfonso is 8 years older than Ashley. Five years ago Alfonso was three times as old as Ashley. How old is Ashley now?

Respuesta :

shatcher589 shatcher589
  • 16-06-2016
Ashley should be 9 years of age.
Answer Link
JeanaShupp
JeanaShupp JeanaShupp
  • 03-01-2019

Answer: 9 years


Step-by-step explanation:

Let the present age of Ashley be x.

Then the present age of Alfonso =x+8

Five years ago,

Ashley's age = x-5

Alfonso's age = x+8-5 = x+3

According to the question,

[tex]x+3=3(x-5)\\\Rightarrow\ x+3=3x-15\\\Rightarrow\ 3x-x=3+15\\\Rightarrow\ 2x=18\\\Rightarrow\ x=\frac{18}{2}\\\Rightarrow\ x=9[/tex]

Hence, the present age of Ashley =9 years

Answer Link

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