armartin01 armartin01

12-02-2017
Mathematics

contestada

Benjamin is 4 years younger than Kevin. William is 4 years less than twice Benjamins age. If William is 22, how old are Kevin and Benjamin?

Respuesta :

hmesenko hmesenko

12-02-2017

I got Benjamin as 13 years old and kevin as 9

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Iknowit Iknowit

12-02-2017

b- Benjamin's age
k- Kevin's age
w- William's age
b=k-4
w=2*b-4
w=22
2*b-4=22
2*b=22+4
2*b=26
b=26:2
b=13
b=k-4
k=b+4
k=13+4=17

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