I need help please answer this Neil is going to a bookstore 45 miles away. The bridge was closed on the way back, so he had to take an alternate route and had to drive 15 mph slower, which make the trip
back take 7 minutes longer. How fast was he going on the way to the bookstore?

72 is the answer to this problem

believe it or not anna is correct good job anna give me a fist bump there u go gal

it is 570

step-by-step explanation:

take the logarithm of both sides (the base of the log doesn't matter):

apply the exponent property - this says that :

distribute the log terms on both sides:

group like terms together:

divide through both sides by the coefficient on :

you can do some additional rewriting here using the properties of the logarithm to simplify things if you like: