A rule that relates their ages over time is given by y = x+3 , When Jack is 28 years , Todd will be 31 years old.
<h3>What are Variables ?</h3>
Variables are generally alphabets that are used to denote the unknown values in any process or equation.
If Jack is x years old
Todd is y years old
Todd is 3 years older than his brother Jack.
a rule that relates their ages over time is given by
y = x+3
When Jack is 28 years old
Todd will be
y = 28+3
y = 31 years
Therefore Todd will be 31 years old.
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