Question

what does the y-intercept of the line tell you about the situation?
after emilys family drives 60 miles, the batterys charge is 35 kilowatt-hours.
the batterys charge decreases by 1 kilowatt-hour every 4 miles.
the batterys charge is 50 kilowatt-hours before emilys family starts driving.
emilys family drives 100 miles.

Explanation:

The y-intercept of a line occurs where the x-value (distance driven) is 0, meaning no distance has been traveled yet. This represents the initial state of the battery's charge before driving starts.

Answer:

The battery's charge is 50 kilowatt-hours before Emily's family starts driving.