Question 1031305
Basic travel rates rule for R rate, T time, D distance, is RT=D.



You have two ways to assign variables x and y  (or whatever two variables you choose).

<pre>
                RATE           TIME         DISTANCE

RIDE             38             x             38x

WALK              5             y              5y

TOTALS                          3             25


OR-------------


                RATE           TIME         DISTANCE

RIDE             38            x/38           x

WALK              5            y/5            y

TOTALS                          3             25

</pre>
Choose the way you want, form the system of equations, and solve.