Easy. Take the goat over first, then go back for the wolf. Swap the wolf out for the goat and take the goat back to where you started. Swap out the goat for the cabbage, take the cabbage across, and leave the cabbage with the wolf. Finally, go back to where you started, get the goat, and take it across, Done!
Easy. Take the goat over first, then go back for the wolf. Swap the wolf out for the goat and take the goat back to where you started. Swap out the goat for the cabbage, take the cabbage across, and leave the cabbage with the wolf. Finally, go back to where you started, get the goat, and take it across, Done!