A 290kg bookshelf is resting on a 10.0 kg dolly with wheels. A person pushes on the bookshelf and dolly with a force of 20.0 N to the right. What is the speed of the bookshelf in m/s after 1 second?

A 290kg bookshelf is resting on a 10.0 kg dolly with wheels. A person pushes on the bookshelf and dolly with a force of 20.0 N to the right. What is the speed of the bookshelf in m/s after 1 second?