Show:
Symbols
Graphing
Solving Add/Sub
Solving Mult/Div
Solving Two Step Inequalities
100
What does the symbol < mean?
less than
100
How do you graph x < 2?
open circle over 2, shade line to the left
100
Solve x + 1 > 9
x > 8
100
Solve 6x > -72
x > -12
100

Solve x/4 + 7 ≤ 10

x ≤ 12

200
What does the symbol > mean?
greater than
200
How do you graph x > -4?
open circle over -4, shade line to the right
200
Solve x - 4 < 15
x < 19
200
Solve x/7 > -21
x > -147
200

Solve 4 - 5x > -1

x < 1

300
What does the symbol ≤ mean?
less than or equal to
300
How do you graph x ≥ 15?
closed circle over 15, shade line to the right
300
Solve -7 ≥ 3 + x
-10 ≥ x or x ≤ -10
300
Solve -28 ≥ -7x
x ≤ 4
300

Solve 7x + 7 > 49

x > 6

400
What does the symbol ≥ mean?
greater than or equal to
400
How do you graph x ≤ -10?
closed circle over -10, shade line to the left
400
Solve -90 + x ≥ -53
x ≥ 37
400
Solve x/-3 < -16
x > 48
400

Solve 5(x-6) + 15 > 30

X > 9

500

What does the symbol ≠ mean?

not equal to

500

How do you graph x ≠ 0?

open circle over 0, shade line to left and right of 0

500
Solve 34 < x -(-19)
15 < x or x > 15
500
Solve x/-2 < 0
x > 0
500

Solve   -9(2x - 4) -20 < 106

x > 5