Inequalities Review

Inequalities Review

Multiple Choice

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

• ≤, ≥

• <, >

• ≤, <

• ≥, >

Multiple Choice

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

• ≤, ≥

• <, >

• ≤, <

• ≥, >

Multiple Choice

Pick the correct letter for:

6 > x

• A

• B

• C

• D

Multiple Choice

Match the graph with its inequality.

• b > –2

• b < –2

• b ≥ –2

• b ≤ –2

Multiple Choice

What inequality does the number line graph represent?

• x ≤ -4

• x ≥ -4

• x < -4

• x < 4

Multiple Choice

Would you use a closed or open circle to graph x < 3?

• Closed

• Open

Multiple Choice

What inequality does the number line graph represent?

• x≥ 3

• x > 3

• x < -3

• x ≤ 3

Multiple Choice

Which graph matches the inequality

2 > p?

• A

• B

• C

• D

Multiple Choice

The sum of 5 and a number

• x ÷ 5

• 5 + x

• x − 5

• 5x

Multiple Choice

x + 5 > 7

• x > -2

• x > 2

• x > 12

• x > -12

Multiple Choice

r - 14 ≥ 17

• r ≥ 3

• r ≥ -31

• r ≥ 31

• r ≥ -3

Multiple Choice

What is the inverse operation needed to solve for p?

765 = p - 254

• subtraction

• addition

• multiplication

• division

Multiple Choice

8x < 48

• x < -6

• x > -6

• x < 6

• x > 6

Multiple Choice

Steph only takes 3 point shots. In a game, he scored no more than 15 points. Which inequality can be used to determine how many 3 point shots he made?

• $\frac{x}{3}>15$

• 3x ≥ 15

• 3x ≤ 15

• $\frac{x}{3}\le15$

Multiple Choice

In an equation or inequality, you want to get the variable...

• on one side

• to disappear

• isolated (by itself)

Multiple Choice

Do I need to flip my sign?

3x ≥ 12

• Yes

• No

Multiple Choice

 $\frac{m}{5}\ge5$  

• m≥1

• m≥25

• m≥0

• m≥10

Multiple Choice

If Mr. Estes has at least 20 students in his 3rd period class, which inequality represents this situation?

• x ≥ 20

• x > 20

• x ≤ 20

• x = 20

Multiple Choice

-8x < 48

• x < -6

• x > -6

• x < 6

• x > 6

Multiple Choice

x - 62 = 123

How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side.

• Subtract 62 from each side.

• Multiply each side by 62.

• Add 123 to each side.