Linear Unit 1

If our RUN is negative we will be moving

• Left

• Right

• Up

• Down

Calculate the slop between the points (4,6) and (7,2)

Something shows direct variation when ...

When we do NOT start at the origin of the grid, our graph is showing

Calculate the slope between the points (4,2) and (7,3)

• m=3

• m=-3

Write an equation for the following word problem. use variables t and D.

Luffy is sailing the sea. His boat is 50km away from his home. He travels at 25 km/h

Our previous equation: D=25t+50

If luffy were to travel for 10 hours, how far would he travel?

• 250km

• 300 km

• 250

• 300km/h

Previous Equation: D=25t+50

If luffy has travelled 900 km. How long has he been travelling for?

• 30 hours

• 36 hours

• 34 hours

• his ship sank :(

What do we call our starting point on the y-axis (the y-intercept)

• the first point

• the initial value

• Initial

• an ordered pair

Our previous equation: D=25t +50

What is our initial value ?

• D

• 25

• t

• 50