Bellwork Equations/Inequalities

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

Tags

CCSS.7.EE.B.4A

You flip an inequality symbol when you...

• subtract
• multiply and divide only
• multiple by a negative number
• multiple or divide by a negative number

Tags

CCSS.6.EE.B.8

Jack wants to buy a Wii that costs $284. He has $80 and plans to save $25.50 each week. Which equation would represent this situation?

• 25.50w + 80 = 284

• 25.50 + 80w = 284

• 284 - 25.50 = 80w

• 25.50w + 284 = 80

Tags

CCSS.HSA.CED.A.3

Jessica spent $10 Target. She wants to buy some candy bars that cost $1.50 and one t-shirt that costs $6. Let x represent the number of candy bars she buys.

• 1.50 + 6x = 10

• 1.50x + 6 = 10

• 6x = 10 + 1.50

• 10x = 1.50 + 6

Tags

CCSS.HSA.CED.A.3

Jim paid a gym membership fee of $50, plus $20 per month. Jim has paid a total of $290 to the gym. Let x represent the number of months Jim has had a membership.

• 50 + 20x = 290

• 20 + 50x = 290

• 50 + 20 = x

• 50x - 20 = 290

Tags

CCSS.7.EE.B.4A

Sylvia set a goal of saving $200 in a savings account.

She currently has $60 in the account. Each week, she invests $5 into her savings. Let x represent the number of weeks.

• 5x + 60 = 200

• 5x + 60 = 200

• 60x + 5 = 200

• 60x + 5 = 200

Tags

CCSS.HSA.CED.A.3

Emily rented a bike from Matt's Bikes.  It cost $16 plus $5 per hour.  If Emily paid $46, then she rented the bike for hour many hours?

• 4 hours
• 7 hours
• 9 hours 12 minutes
• 6 hours

Tags

CCSS.7.EE.B.4A

Terry had his car repaired at Ace Auto.  He was charged $50 per hour of labor plus $150 for parts.  His total bill for the repair before tax was $375.  How many hours of labor was Terry charged for?

• 2.5 hours
• 4.5 hours
• 7.5 hours
• 10.5 hours

Tags

CCSS.7.EE.B.4A

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

• 5x + 10 ≥ 100
• 5x - 100 ≥ 10
• 10x + 5 ≤ 100
• 5x + 10 > 100

Tags

CCSS.7.EE.B.4B

The maximum score on the pilot's test is 95 points.

• p < 95
• p > 95
• p ≥ 95
• p ≤ 95

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.8