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

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

Solve for x:
(3x + 3)/6 = 10

• 19
• -19
• 21
• -21

Tags

CCSS.7.EE.B.4A

a + 42 = -34

• a = -17/28
• a = 8
• a = -76
• a = -1428

Tags

CCSS.6.EE.B.7

Simplify   6(x + -2)

• 6x + -2
• 6x + -12
• 4x
• 6x - 2

Tags

CCSS.6.EE.A.3

Simplify the expression:
6 + 2(7x - 3) 

• 12 + 7x
• 14x
• 8x + 6
• 9 + 7x

Tags

CCSS.6.EE.A.3

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

Maria has 25 dollars.  She has to buy a gallon of milk which costs $3.50.  She wants to spend the rest of her money on cereal.  If each box of cereal costs $4.50, how many can she purchase?

• 4 boxes
• 5 boxes
• 6 boxes
• 7 boxes

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