Er vears old. keith is 3 times as old as he is. lara is 4 years younger
josé is r years old. k...
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Mathematics, 20.09.2019 01:20 lIechonoxIl
Er vears old. keith is 3 times as old as he is. lara is 4 years younger
josé is r years old. keith is
than keith
a find keith's age in terms of r.
b find lara's age in terms of r.
© if r = 5, how old is lara?
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