1. Lesson 50.notebook
November 22, 2013
Assignment:
1-->Test #6 Review Handout - Due Monday [11/25]
2-->Test #6 - Monday [11/25]
3-->Field Trip Permission Slip - Due by Friday [12/6]

2. Lesson 50.notebook
November 22, 2013
Lesson 50 Warm-Up:
2)
x
= 1.2
3
Simplify: 5(x + 3) - 2(x + 4)
3)
Find 1/2mv2, when m = 8 and v = 2
1)
Solve:
4) In a bag of 60 marbles, 18 are green. What is the probability of
NOT drawing a green one?
5)
Annie has answered 21 of the 25 questions. What percent of the
questions has she answered?

3. Lesson 50.notebook
Lesson 50:
FYI - REMEMBER...to solve equations we must:
"ISOLATE THE VARIABLE"
So...sometimes we must do multi-step equations....
HOWEVER, we must "undo" the adding/subtracting...
BEFORE we "undo" the multiplying/dividing.
(opposite of Order of Operations)
November 22, 2013

4. Lesson 50.notebook
November 22, 2013
Examples (Lesson 50):
Solve--show all steps. Check your answer.
A) 3x + 5 = 50
check:
B) 4x - 12 = 60
check:

5. Lesson 50.notebook
November 22, 2013
C) 30n + 22 = 292
check:
D) x + 4 = 13
5
check:

6. Lesson 50.notebook
November 22, 2013
E) -2x + 17 = 3
check:
F) 3m - 1.5 = 4.2
check:

7. Lesson 50.notebook
November 22, 2013
G) 4x + 10 + x = 100
check:
H) 7x - 12 - x = 24
check: