Graphing and Writing Inequalities
True/false statements
One-Step Equations
Write Equations
100
When graphing inequalities, which symbols have an OPEN circle?
< Less Than
> Greater Than
100
Is the statement true
2x > 6
x = 3
False
100
Solving Inequalities
Solve for x.
2x = 8
What is:
x = 4
100
Together, Rhonda and Margo saved $478.50. If Rhonda saved $225 of that total, how much did Margo save? Use the variable, m, to write an equation to represent how much Margo saved?
m + 225 = 478.50 or 225 + m = 478.50
200
When graphing inequalities, which inequality symbols have a CLOSED circle?
≤ : Less Than or Equal to
≥ : Greater than or Equal to
200
Is the statement true?
2k - 30 > 10
k > 20
True
200
Solve the Inequality
x + 4 = 88
What is:
x = 84
200
A one-topping pizza costs $12.99. This is $6.50 less than the cost of a specialty pizza. Write an equation that could be used to find the cost, c, of a specialty pizza.
c - 6.50 = 12.99
300
Which direction do we shade for x < -3 ?
What is
Left
300
We use an open circle to represent the inequalities < and > ?
True
300
Solve the Inequality
z/3.2 = 70
z = 224
300
Mr. Wolfe has a box of 144 pencils. If she wants to give 6 pencils to each student. Write an equation to represent how many students are in the class.
144/s = 6
400
Is the following inequality graphed correctly?
x < 6
No, the graph shows x > -6
400
If graphing x < 5, we would put an open circle on 5 and shade to the right.
False.
400
4.5x = 1 1/2
1/3
400
The distance around a lake is 2.6 miles. On Saturday, Doug biked a total of 18.2 miles around the lake. Write a multiplication equation that can be used to find how many times Doug biked around the lake.
2.6t = 18.2
500
What are these symbols called:
< , ≤ , > , ≥?
(The answers are not less then, greater then, etc.)
What is
Inequalities
500
-2 is less than -10
False
500
Solve the Equation:
f - 9
f + 4 2/3 = 6 1/8
< -58
1 11/24
500
A box of Mason's cereal contains 479.4 grams of cereal. Mason eats 28.2 grams of cereal per serving. Write an equation that could be used to find the number of servings of cereal Mason can eat from one box of cereal.
479.4/s = 28.2