How do i figure out this equation 3(x+4)=-3

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees. (10 points)

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Asinusoidal function whose frequency is 1/6pi