Linear Functions Review

Linear Functions Review

WELCOME BACK

Poll

How much do you remember about lines?

• A lot - I am ready for a test on it right now!

• I think I remember a lot, but a review could help.

• I sort of remember lines

• Lines are straight, that's about all I remember.

Slope Intercept Form

• y=mx+b

• m is the slope

• b is the y-intercept

Multiple Choice

What is the slope of the line with the equation 

 $y=-4x+5$  

• 4

• -4

• 5

• undefined

Multiple Choice

What is the y-intercept of the line with the equation:

 $4x+2y=8$  

• 2

• -2

• 4

• 8

Fill in the Blanks

 What is the slope of a line that goes through the points

 $\left(12,5\right)\ and\ \left(7,9\right)$