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anonymous
 5 years ago
This year, your brother Jack will be 2 years from being twice as old as your sister Jen. The sum of Jack's age and three times Jen's age is 66. How old is jen?
anonymous
 5 years ago
This year, your brother Jack will be 2 years from being twice as old as your sister Jen. The sum of Jack's age and three times Jen's age is 66. How old is jen?

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0(1) Jack2=2*Jen or (2) Jack=(2*Jen)+2 (3) Jack+3*Jen=66 substituting (2) into (3) (4) 2*Jen+2+3*Jen=66 collecting terms (5) 5*Jen=662=64 (6) Jen=64/5=12.8

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0it;s ok tat u type slow lyam. take ur time as long as u r trying hard! :)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0wait, so jen is 12.8 years old? does tat make sense?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0I think so, she is about 2 years and 9 months? Since Jack2=2*Jen, and Jen=12.8 Jack=2*12.8+2=27.6

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0lwt me double check my work

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ok cuz tat doesnt make much sense to me i think it should be whole numbers...just sayin

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Jack+3*Jen=66 27.6+3*12.8=66 so I think it is right

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0o yeh, ur rite thx! again

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0:) ur rly smart...a lifesaver

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0fan me! I like ot help
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