Three years ago ages of Rob and Ben were x and y years respectively. the sum of their ages two years hance will be....
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0
Answer:
The sum of their ages three years ago= x+y
The sum of their ages two years hence=(x+5)+(y+5)
=x+y+10
Answered by
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Answer:
it's just a tip
Step-by-step explanation:
take present age as x+3,y+3
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