SOLUTION: jade is y year old (a) How old was she 3 year ago? (b) How old will she be in 4 year time? (c) Find her age,if half of what she was 3 years ago is equal to one-third of what sh

Algebra ->  Equations -> SOLUTION: jade is y year old (a) How old was she 3 year ago? (b) How old will she be in 4 year time? (c) Find her age,if half of what she was 3 years ago is equal to one-third of what sh      Log On


   

Question 1134849: jade is y year old
(a) How old was she 3 year ago?
(b) How old will she be in 4 year time?
(c) Find her age,if half of what she was 3 years ago is equal to one-third of what she will be 4 year time?
Answer by mathsolverplus(88) About Me  (Show Source):
You can put this solution on YOUR website!
a) y-3
b) y+4
c) (1/2)(y-3) = (1/3)(y+4)
y%2F2-3%2F2=y%2F3%2B4%2F3
y%2F2-y%2F3+=+4%2F3%2B3%2F2
y%2F6+=+17%2F6
y=17



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