What is the slope of the line that passes through the points (9,-1) and (4, -11)? Write your answer in simplest form.

Regular price is $77.00 and the discount is 5% find the sale price

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?