4-1 Intro to Linear Functions
4-1 ANS KEY

4-2 Slope Intercept Form
4-2 ANS KEY

4-3 Slope and Special Lines
4-3 ANS KEY

4-4 writing equations of lines through two points
4-4 ANS KEY

4-5 Practice of Linear Functions
4-5 ANS KEY

4-6 Linear Relationships
4-6 ANS KEY

4-7 Practice of Linear Functions
4-7 ANS KEY

4-8 Quiz

4-9 Determining Points on a line
4-9 ANS KEY

4-10 Modeling Linear Functions
4-10 ANS KEY

4-11 x and y intercepts
4-11 ANS KEY

4-12 Practice Test
4-12 Practice Test ANS KEY