Question

doris is 20 years older than his son reynan.in two years .doris will be twice as old as reynan.how old are they now?​

Answer 1

Answer:

The sum of the ages of Doris and Fred is y years: d + f = y;

Doris is 12 years older than Fred: d = f + 12.

Subtract one from another: f = y - f - 12 --> f = y/2 - 6.

y years from now, Fred will be f + y = y/2 - 6 + y = 3y/2 - 6 years old.

Step-by-step explanation:

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