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Mathematics, 20.10.2019 00:30 cedricevans41p4j3kx

Dina is h years old. edward is 4 years older than dina, and sarah is twice as old as dina .the expression h+h+4+2h gives the sum of their ages

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Dina is h years old. edward is 4 years older than dina, and sarah is twice as old as dina .the expre...

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