Equations and Inequalities

Solve for x:
-2x + 11 = 23

• 6
• -6
• -12
• 12

Tags

CCSS.7.EE.B.4A

What is the rule for inequalities?

• If you add or subtract by a negative - flip the sign.
• If you multiply or subtract by a negative - flip the sign.
• Never flip the sign, ever.
• If you multiply or divide by a negative - flip the sign.

Tags

CCSS.6.EE.B.8

• 19

• -19

• 21

• -21

Tags

CCSS.7.EE.B.4A

Joe's BBQ sells BBQ by the pound.  Michelle buys $8.75 worth of sides and then 6 pounds of barbeque.  If her total bill was $40.55, how much was each pound of barbeque?

• $5.30
• $3.95
• $8.22
• $5.32

Tags

CCSS.7.EE.B.4A

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

• ≤, ≥ 
• <, >
• ≤, <
• ≥, >

Tags

CCSS.6.EE.B.8

Pick the correct inequality.

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

The product of x and 7 is at most 10

• 7x >10

• 7x ≤ 10

• 7 + x < 10

• ⁷ / _x <  10

Tags

CCSS.6.EE.B.8

What inequality does the number line graph represent?

• x ≥ 3
• x > 3
• x < -3
• x ≤ 3

Tags

CCSS.6.EE.B.8

Do I need to flip my sign?
2x -3y  ≥ 12

• Yes
• No

Tags

CCSS.7.EE.B.4B

• v= 25

• v= -20

• v= 20

• v= -31.25

Tags

CCSS.7.EE.B.4A