Expressions and Equations
Ratios and Proportions
Integers
Inequalities
Relations and Functions
100
6>x
What is an expression?
100
10 to 20
What is ratio?
100
-15 + (-25)
Answer:

-40

100
6+n < 8
Answer:

n=1

100
Is this a functio?



X             Y
2             6
4            12
6            18
2             2

Answer: No
200
m-6=8
What is an equation?

m=14

200
2/4 = 1/x
What is proportion?

x=2

200
-6y+-9y
Answer:

-15y

200
8< 64/p
Answer:

p=16

200
Is this a function?


{(0,4),(3,9,(-2,-2),(7,-9)}

Answer: 

Yes

300

x+22x-24=x

What is an equation?

x=12/11


300
6:x = 30:30
What is ratio?

x=6

300
35n+8n+23
Answer:

=43n+23

300
-4x+8</-16
Answer:

x = />7

300
Write this in a table:


{(4,-2), (-4, 10), (5,13),(8,-18)}

X                Y


4                 -2

-4                10

5                  13

-8                -18

400
7x+4=10+x
What is an equation?

x=1

400
Do these ratios form a proportion?


23 dogs : 13 Cats

32 dogs : 22 Cats

Answer: Yes
400
7x+15-13x-24
Answer:

-6x-9

400
5+.75e<10

Answer: 

7.038711 <10


400
What's the definition of Function?
Every element of the domain has exactly one element of the range.
500
7-5(9x-2)
What is an expression?

=-45x+17

500
Every day you listen to 12 songs in 20 minutes,

Your sister listens to 10 songs. How many minutes does it take her?

Answer:

12/20 = 10/x
500
2(-7v+3)+1v
Answer:

=-13v+6

500

4|6-2a|+8</24


Answer: 

|6-2a| </ 4

500
What is a relation? 
Relationships that can be represented by a set of ordered pairs.
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