can you send me a picture of the New Concept Mathematics for Junior Secondary Schools Workbook 3 Whole of Chapter 1

Which rational number could be graphed between -4 and -5

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?