Question 1148079
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a) how old was she 3 years ago?
b) how old will she be in 4 years time?
c) Find her age, if half of what she was 3 years ago is equal to one third of what she will be in 4 years time
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(a)
{{{y-3}}}


(b)
{{{y+4}}}


(c)
{{{(1/2)(y-3)=(1/3)(y+4)}}}
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