Inequalities
Interval Notation
Rounding
Interval Notation
Linear Equation
100
Express the following interval as an inequality
[3, 5]
3 ≤ x ≤ 5
100
Express the following in Interval Notation
-8 ≤ x < 8
[-8,8)
100
Round 6.23454 to the nearest whole number
6
100
Write the following in interval notation
x < 8
(-∞, 8)
100
What is the solution for the following equation?
6 – 3y = 24
y = -6
200
Express the following interval as an inequality
(-7, 15]
-7 < x ≤ 15
200
Express the following in Interval Notation
-9 < x ≤ -4
(-9,-4]
200
Round 1.682 to the nearest hundreth
1.68
200
Write the following in interval notation
x ≥ 100
[100, ∞)
200
What is the solution to the following linear equation?
5 – 2x = 4x – 7
x = 2
300
Express the following interval as an inequality
(14, 19)
14 < x < 19
300
Express the following in Interval Notation
-9 < x < -8.5
(-9, -8.5)
300
Round 1.9845 to the nearest thousandths place.
1.985
300
Write the following solution in interval notation:
x ≥ -3
[ -3, ∞ )
300
If –2(1 – 4x)= 3x + 8, what is the value of x?
x = 2
400
Express the following interval as an inequality
(-63, ∞)
-63 < x
400
Write the following in interval notation
-7 ≤ x < 8
[-7, 8)
400
Round 0.7834 to the nearest tenth.
0.8
400
Look at the Graph. Write the inequality in interval notation.
[-4, -1)
400
What does m equal when 2m –(4m +6) = 5m + 1
m = 1
500
(-∞,12) can be written as an inequality
x <12
500
Look at the graph. Write the inequality in interval notation.
(-∞,-2)⋃(5,∞)
500
Round 97.987 to the nearest tenth
98.0
500
Write the following in interval notation
{x|x < 3 or x ≥ 5}
(-∞, 3) or [5, ∞)
500
What are the possible values of x for the following linear equation?
3(x – 8) +4x = 8x + 4
x = 28