Question 1079566
.
{{{x+(x-2)=100}}}
{{{2x=102}}}
{{{x=51}}}


In year <b>2051</b>, their ages will be  51 and 49.
{{{51+49=100}}}



The solution by "josgarithmetic" is wrong.

<pre>
    In year <b>2049</b>, their ages will be  49 and 47, and do not add up to 100.
</pre>