Writing Inequalities
Graphing Inequalities
One-Step Inequalities
Two-Step Inequalities
Inequalities with Negatives
100
Write the Inequality
It will take more than 20 minutes to get downtown.
x > 20
100
Do we have an open or closed circle?
x < 5
Open circle
100
Solve the Inequality
2x > 8
x > 4
100
Solve the Inequality
4x + 3 ≤ 7
x ≤ 1
100
When do you switch the inequality sign?
Multiply by a negative
Divide by a negative
200
Write the Inequality
At least 48 inches tall to ride
x ≥ 48
200
When graphing inequalities, which inequality symbols have a CLOSED circle?
≤ : Less Than or Equal to
≥ : Greater than or Equal to
200
Solve the Inequality
X + 4 < -88
What is:
X < -92
200
Solve the Inequality
2x - 5 > - 11
x > -3
200
Solve the Inequality
-2x - 6 ≤ 4
x ≥ -5
300
Write the Inequality
It will take less than 30 minutes to get to school.
x < 30
300
Which direction do we shade for x < -3 ?
Left
300
Solve the Inequality
x/6 ≥ 7
x ≥ 42
300
Solve the Inequality
9x + 1 ≥ -71
x ≥ -8
300
Solve the Inequality
1 - 3x < -11
x > 4
400
Write the Inequality
Speed Limit 25
x ≤ 25
400
When graphing inequalities, which symbols have an OPEN circle?
< Less Than
> Greater Than
400
Solve the Inequality
3 + x < 12
x < 9
400
Solve the Inequality
x/3 + 14 < 30
x < 48
400
Solve the Inequality
-3x + 6 > -9
x < 5
500
What are these symbols called:
< , ≤ , > , ≥?
Inequalities
less than, less than or equal to,
greater than, greater than or equal to
500
Graph the Inequality
x ≥ -6
500
Solve the Inequality
x - 9 ≤ -58
x ≤ -49
500
Solve the Inequality
2 + 3x > 11
x > 3
500
Bob has $500 in his bank account. He withdraws $40 every week. If he wants to have at least a balance of $100, how many weeks can he withdraw $40?
500 - 40x ≥ 100
x ≤ 10