Which equation is represented by the line PQ←→?

At a price of books will be both supplied and demanded. $10 $20 $30

What is the meaning of the word repent based on its context in this passage? charley knew it was his fault that the whole family had to cancel their winter vacation. it all started when he’d snuck out of his house and hid at his friend laurie's place. the whole family had spent the morning looking for charley all over the neighborhood. by the time they’d found him, it was afternoon. they had missed their flight for hawaii. now charley felt guilty for his actions. he approached his father to repent for his poor behavior. but his father would not listen to him and instead declared that there would be no vacation this winter.

Think about the themes that are developed and emerged through the characters and event in the novel is the cay a story mostly about relationships or survival decide which theme the story is most likely about support your position using specific examples and evidence from the story