Explain how to create a number line solution set from your k

Explain how to create a number line solution set from your keyboard?

Solution

using keyboard all I can think is :

find the ppoints where equality is attained .

...........----------...........-1.2.................++++++++++...................3.5..................---------...................5.6................+++++.............

follow these sign convention. Let me know if this is what you are looking for???