When graphing inequalities, which symbols have an OPEN circle?
< Less Than
> Greater Than
-4f + 6 < 18
f > -3
Solving Equations
x - 2 = 6
x = 8
Solving Equations
4x + 3 = 7
x = 1
92 more than a number j is 104
j + 92 = 104
When graphing inequalities, which inequality symbols have a CLOSED circle?
≤ : Less Than or Equal to
≥ : Greater than or Equal to
2x - 5 > - 11
x > -3
Solving Equations
-5p + 1 = 6
p = -1
Solving Equations
4(6 + 5x) = 124
x = 5
r less than 64 is 12
64 - r = 12
Which direction and circle would we graph for x < -3 on a number line?
Open circle; Left
5(p - 2)< -30
p < -4
Solving Equations
(2n)/7 = 4
n = 14
Solving Equations
-108 = -8(x + 6) - 4
x = 7
A number n multiplied by 3 is 18
3n = 18
Write an inequality for the graph shown.
x > -6
Solve AND Graph
8 < 4d + 12
d > -1
Solving Equations
5(m - 3) = 4
m = 19/5
Solving Equations
172 = 5(4a + 6) + 2
a=7
The difference between a number and 48 is at most 6
x - 48 < 6
What are these symbols called:
< , ≤ , > , ≥?
Inequality Symbols
Solve AND Graph
-12 < -7x + 6 + 4x
x < 6
Solving Equations
3(𝑥 − 9) = −1.5
x = 8.5
Solving Equations
-93 = 7(-3k - 8) + 5
k = 2
Write AND Solve:
The cost of 3 apples is less than $5.
Let a = cost of apple
3a < 5
a < $1.67