Answer:
Distance from Chester to Dublin is
miles
Step-by-step explanation:
Given :
Distance from Alston to Barton (A to B)=
miles
Distance from Barton to Chester (B to C)=
miles
Distance from Alston to Dublin via Barton and Chester(A to D) = 35 miles
Let the distance from Chester to Durban(C to D) = x
Refer the attached figure.
Therefore,
Total distance(A to D)= distance (A to B)+distance (B to C)+distance (C to D)
Putting values , we get
or
Distance from Chester to Dublin is
miles.