Haley bought 3 note books that each cost the same amount and 1 backpackthat cost $36. the item she bought cost a total of $48 before tax was added . what was the cost of each notebook

Step-by-step explanation: Each Notebook Cost $4

If haley Bought 1 Backpack That Was $36 Dollars, Subtract The Number 36 From The Total Amount She Paid For Everything. 48-36 = 12.

If She Bough 3 Notebooks, Divide How Much She Paid By How Many Notebooks She Bought.

12 Divided By 3 Is 4

4 Is The Answer

Hope It Helped (:

graph b

step-by-step explanation:

one solution- graph a (clear intercepting point.)

no solution- graph b (they're parallel, there will never be a point of interception.)

infinite solutions- graph c (all points intercept.)