Selma walked from her home to her friend’s house. The travel graph shows Selma’s journey to her friend’s house.

Selma spent 1 hour at her friend’s house.
She then walked home at a steady speed.
Selma took 45 minutes to walk home

What was the total distance that Selma walked?

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 .

What is a rational number between 9.5 and 9.7

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.