Equations and Inequalities

Jeff bought a bottle of water for $2. He also bought some hot dogs for $3 each. Jeff did not spend more than $14 on the hot dogs and the bottle of water. Which inequality can be used to find h, the number of hot dogs that Jeff could have bought?

• 3h − 2 ≤ 14

• 3h + 2 ≤ 14

• 3h − 2 ≥ 14

• 3h + 2 ≥ 14

Tags

CCSS.7.EE.B.4B

1. Which situation is best represented by the following equation?

45w + 123.95 = 753.95

• Erica paid $753.95 for dance classes. She paid a $45 registration fee and $123.95 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

• Erica and her sister paid $753.95 for dance classes. Erica paid $123.95 for each week she was enrolled in the classes, and her sister paid $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica and her sister were enrolled in dance classes?

• Erica paid $753.95 for dance classes. She paid a $123.95 registration fee and $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

• Erica paid $753.95 for dance classes. She paid a $123.95 for each week she was enrolled in the classes after using a coupon that gave her $45 off the price per week. What is w, the number of weeks Erica was enrolled in dance classes?

Tags

CCSS.7.EE.B.4A

The solution to the inequality 5x − 4 > 21 is represented by which number line?

• 
• 
• 
• 

Tags

CCSS.7.EE.B.4B

What is the value of x in this equation?

2x + 2 = −52

• −25

• −27

Tags

CCSS.7.EE.B.4A

Solve   -3x + 5 = -16

• 9
• 8
• -7
• 7

Tags

CCSS.7.EE.B.4A

What value of 𝑥 makes the sentence true?
𝑥 + 8 = 17

• 18
• 9
• 4
• 27

Tags

CCSS.6.EE.B.5

What value of y makes the number sentence shown true? 
y - 64 = 110

• 150
• 46
• 164
• 174

Tags

CCSS.6.EE.B.5

A box contains 48 snickers bars.  The price of the box is $52.25.  Each snickers bars cost the same amount.  Which could be used to finds, the price of one snickers bar?

• s + 48 = 52.25
• s / 48 = 52.25
• 𝑠 − 48 = 52.25
• 48s = 52.25

Tags

CCSS.HSA.CED.A.3

Which procedure could be used to find the value of m that will make the number sentence true?
m - 13 = 33

• Divide both sides of the equation by 13
• Multiply both sides of the equation by 13
• Add 13 to both sides of the equation
• Subtract 13 to both sides of the equation.

Tags

CCSS.6.EE.B.7

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

• ≤, ≥ 
• <, >

Tags

CCSS.6.EE.B.8