Solving Equations & Inequalities

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

• ≤, ≥ 
• <, >

Tags

CCSS.6.EE.B.8

Jim paid a gym membership fee of $50, plus $20 per month.  Jim has paid a total of $290 to the gym.  Which equation matches this situation?

• 50 + 20m = 290
• 20 + 50m = 290
• 50 + 20 = m
• 50m - 20 = 290

Tags

CCSS.HSA.CED.A.3

solve 5(6 + 3r) + 7 ≥ 127

• r ≤ 6

• r ≥ 6

• r ≤ -6

• r ≥ -6

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

Solve:
3x + 15 = 3(x + 5)

• No Solution
• x = 15
• Infinitely Many Solutions
• x = 0

Tags

CCSS.8.EE.C.7A

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

 $-\left(3v+1\right)+7\left(6v+6\right)=-37$  

•  $4$  

•  $0$  

•  $2$  

•  $-2$  

Tags

CCSS.8.EE.C.7B

 $-3\left(n+8\right)-4=-40-n$  

•  $11$  

•  $6$  

•  $2$  

•  $1$  

Tags

CCSS.8.EE.C.7B

6(6v +6) - 5 = 1 + 6v

• 1
• -1
• no solution
• all real numbers

Tags

CCSS.8.EE.C.7A

Solve for z: 
8z - 22 = 3 ( 3z + 11) - z

• No Solution
• z = 0
• Identity
• z = 5

Tags

CCSS.8.EE.C.7A

-3 − 6(4x + 6) > -111

• x > 3
• x < 3
• x < -3
• x > -3

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1