Question

Colin has a Waterpik Sonic-Fussion Flossing Toothbrush. Colin makes a table based on the cost of the Toothbrush and the cost of the number of replacements head he may buy

Answer 1

169, 24

Explanation:

find the slope by using slope formula . Plug your slope and x,y values into the y=mx+b equation and find the y-intercept