September 30, 2014
Warm Up - Week 6
1. Find the slope and the y intercept of the line through
(0,2) and (-6, 17). What is its equation?
2. Write an equation for the line containing the points
shown in the table below.
x -2 -1 0 1 2
y 9
4
-1 -6 -11
3. Solve: 7x - 20 + 2x = -3x - 9
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HW Questions:
September 30, 2014
September 30, 2014
pass forward
September 30, 2014
September 30, 2014
Go over Quick Quiz from yesterday:
1. How do we graph given an equation?
ex: y =
_
2x-3
5
___
slope:
y intercept
2. How do we graph given 2 points?
ex: (2,-1), (0,4)
slope:
y intercept
3. How do we graph given a point and the growth factor?
ex: origin with growth factor -4
slope:
y intercept
September 30, 2014
CP's 2-53 ---> 54
September 30, 2014
start together
September 30, 2014
a)
Leslie:
Kristin:
Evie:
b) After how many sec did
Leslie catch up with Evie? How
far were they from starting line?
Confirm algebraically and
graphically.
c) Who won the 20 meter race?
Use graph AND equations to
justify answer.
d) How long did it take for each to finish?
Kristen:
Evie:
e) What was Kristen's speed? (unit rate)
Leslie:
September 30, 2014
2-53 cont'
That means, how many meters per second?
September 30, 2014
Facilitators: Choose a reader.
When finished, staple to your warm up.
September 30, 2014
When you finish, begin the HW.
HW: 2-59--->62
You need graph paper for 61