Question

The expression 35 + 45x represents a train's distance, in miles, from a terminal after x hours of travel.

How far was the train from the terminal at the beginning of its journey?

Answer 1

the answer is 35mi

I took the test and this showed up as the correct answer.

Good luck!

Answer 2

35 miles.

Because it was at beginning of journey, it must be x = 0. Now that we have a value for x now we can solve the equation.

35 + 45(0) = 35 + 0 = 35