Simplify Expressions
Distribute
3(4x + 2)
What is:
12x + 6
Solving Equations
Solve for x.
x + 3.4 = 7
What is:
x = 3.6
Solving Inequalities
Solve for c.
c - 11 > 22
What is:
c < 33
Erica is playing a board game. She currently has m points. The table shows the
results of her next three turns.
first turn she lose 30 points
second turn she earn 90 points
third turn she lose 5 points
Which expression represents Erica’s point total (m) after the three turns?
A. m + 55
B. m + 125
C. m – 55
D. m – 125
3 + 15 ÷ 5
6
Combine like terms
3x + 2(5x - 7)
What is:
13x - 14
Solving Equations
Solve for x.
-3x = 63
What is:
x = -21
What are two possible solutions for x?
2x < 4
x: 0,1
Wesley can use the equation y = 3x to calculate how far he has walked, where y
represents the number of miles walked, and x represents the number of hours
walked. How many hours must Wesley walk to travel 16.5 miles?
A. 5 hours
B. 5.5 hours
C. 6 hours
D. 6.5 hours
B
12 × 2 − 8 + 24 ÷ 6
20
Combine like terms
7x -2(3x + 1) -9
What is:
x - 11
Solving Equations
Solve for x.
−15 + x = −9
What is:
x = 6
Write an inequality
S is at most 55
s <= 55
Which real-world example(s) model(s) the inequality ?
Select ALL that apply. 3 ANSWERS
x ≥ 250
A. The number of students in the cafeteria cannot exceed 250.
B. To reach their fundraising goal, Mrs. Peel's class must sell at least candy bars 250
C. The maximum weight for a bridge is 250 metric tons.
D. To earn enough money for a video game system, Jason must complete a minimum of 250 chores.
E. Raymond must perform 250 or more pushups to pass a fitness test.
F. The length of a movie has to be under 250 minutes.
B D E
5 + 1 − 13 × 3
What is:
-33
Distribute, Then Combine like Terms
6(-5x + 1) -3(4x - 12)
What is:
-42x + 42
Solve for v.
m − 9 = −13
m = -4
Write an Inequality
Brianna, who is not yet 21 years old, is 2 years older than Lily.
x + 2 < 21
Waylon is typing a paper for keyboarding class. He has typed 648 words in 8 minutes.
He types at the same rate each minute.
Which equation represents the number of words (w) Waylon can type in m minutes?
A. w = 648m
B. w = 324m
C. w = 81m
D. w = 8m
C
25 ÷ 5 × 7 + (17 − 3)-85
-36
Factor
3x + 6
What is:
3(x + 2)
Modeling Equations
Create an equation that represents the following expression and then solve it.
Harvey's age doubled is 6
2a = 6
a = 3
Modeling and Solving Inequalities
Create an inequality to represent the scenario and solve the inequality
Julie earns $7 for each car she washes. This week, she wants to save more than $56. How many cars must she wash?
What is:
7c > 56
WHAT INEQUALITIES ARE REPRESENTED BY A CLOSED CIRCLE ?
LESS THAN OR GREATER THAN
LESS THAN/EQUAL TO OR GREATER THAN EQUAL TO
[5 - {33 - 5 }] • (3 - 6)
51