Notam distanta parcursa in a doua zi cu x.
In prima zi a parcurs x+50 km
In a doua zi a parcurs x km
In a treia zi a parcurs x+35 km , care inseamna 201 km
Atunci x = 201-35 = 166 km, deci in a doua zi a parcurs 166 km
In prima zi a parcurs 166+50 = 216 km
In total a parcurs 216+166+201 = 583 km