4.2 Practice

-4 + y < -8

• y < 4
• y < -12
• y < -4
• y < 12

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

15 > -5 + z

• z < 20
• z > 20
• z > 10
• 10 > z

r - 14 ≥ 17

• r ≥ 3
• r ≥ -31
• r ≥ 31
• r ≥ -3

• t < -19
• t < -22
• t < -13
• t < -25

What is the inverse of addition?

• Addition

• Subtraction

• Multiplication

• Division

When you graph an inequality, you use a closed dot when you use which symbols?

• ≤, ≥

• <, >

When graphing an inequality, you use an open dot when you use which symbol?

• <, >
• ≤, ≥ 

y - 13 ≤ -15

• y ≤ 2
• y ≤ -2
• y ≤ 28
• y ≤ -28