How to factor a squared minus 169b squared

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Find the missing dimension extra points