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Melvin is 18 years older than his daughter, Melly. Eight years ago, he was 7 times as old as his daughter. Find the present age of Melly.

Soluzione

Melvin is 18 years older than his daughter, Melly. Eight years ago, he was 7 times as old as his daughter. Find the present age of Melly.

Soluzione

Melly^{'} s age is : 11

Fasi della soluzione

Translate the problem into an equation:

x - 8 = 7 (x - 18 - 8)

Risolvi per

x, x - 8 = 7 (x - 18 - 8) : x = 29

Trova Melly's age

: 11

Melly^{'} s age is : 11

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