CFA Review

x + 9 = 14

• x = 6
• x = -6
• x = 23
• x = 5

c - 18 = 24

• c = 42
• c = 6
• c = -6
• c = 1.3

z/8 = 16

• z = 2
• z = 128
• z = 8
• z = 0.5

8.9 + j = 12.8

• j = 21.7
• j = 3.9
• j = 1.4
• j = 4.1

k÷8 = 4

• k = 24
• k = 32
• k = 0.5
• k = -4

Describe the graph for the solution for the following inequality:
a + 13 ≥ 20

• Closed circle; arrow pointing left
• Open circle; arrow pointing left
• Closed circle; arrow pointing right
• Open circle; arrow pointing left

15 < x -3

• X >18
• X < 18
• X > 12
• X < 12

Which inequality represents this number line?

• X > 1
• X < 1
• X ≤ 1
• X ≥ 1

A student needs to collect at least $30.00 for a sports fundraiser. The student has already collected $7.00. The inequality shown can be used to find d, the number of dollars the student still needs. 
d + 7 ≥  30
Which inequality represents the solution set for this situation?

• d ≤ 37
• d ≥ 37
• d ≤ 23
• d ≥ 23

Solve the inequality
x - 2 < 5

• x < 3
• x ≥ 7
• x < 7
• x ≤ 7