Somebody can me with these questions

answer; people where able to travel across the u.s.a faster than any other mode of transportation,travel time was about a week,from coast to coast

answer: (fluidity)is the correct answer.

explanation: because of this characteristic, success on the battlefield depends in large part on the ability to adapt to proactively change events to our advantage as well as to react quickly to constantly changing conditions

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation:

1 wagon is the right answer