Problema Solution
bridgett drove her car for 2 hrs on an icy road.when conditions improved ,she improved her speed by 35 miles per hour and drove an additional 3 hrs.she drove a total of 255miles. how fast did she drive on each part of the trip
Answer provided by our tutors
let initial speed be x and after wards speed be y.
so 2x+ 3y =255
and y=x+35
solving both we get: x= 30
y=65