Question 1064314
<pre>
               SPEED       TIME       DISTANCE
WALK            2          t            d
JOB             5          t-1/15       d
</pre>



{{{system(2t=d,5(t-1/15)=d)}}}


{{{t=d/2}}}
-
{{{5t-1/3=d}}}
{{{5(d/2)-1/3=d}}}
{{{5d/2-5/3=d}}}  ********** should be {{{5d/2-1/3=d}}}
LCD is 6.
{{{6(5d/2-5/3)=6d}}}
{{{15d-10=6d}}}
{{{15d-6d=10}}}
{{{9d=10}}}
{{{d=10/9=highlight(1&1/9)}}}