The Parker family drove a total of 180 miles on their road trip. This distance is 1.5 times the distance they drove the first day. How many miles did the Parker family drive on the first day?

Let
x---------> the distance that the Parker family drive on the first day in miles
we know that
1.5*x=180
solve for x
x=(180/1.5)=120 miles
therefore
the answer is
the Parker family drive on the first day 120 miles