Answer:
the equation means that overall the distance is 200 miles per a hour the car has 2 speed it travels at. Sometimes it will travel at 35 miles per a hour and sometimes it will travel at 55 miles per a hour.
Step-by-step explanation:
ex.
55(3)+35y=200
165+35y=200
35y=35
she will spend 1 hour going at 35 mph
