Unit 3 Review

 $-2v\ +\ v\ =\ 3$  

• 4

• $-5$

• $-3$

• 5

Tags

CCSS.7.EE.B.4A

 $21=3+4n+5n$  

• 9

•  $-7$  

• 6

• 2

Tags

CCSS.8.EE.C.7B

 $96=6\left(k+8\right)$  

•  $12$  

•  $8$  

•  $-4$  

•  $9$  

Tags

CCSS.7.EE.B.4A

 $97=-3\left(6n-5\right)-8$  

•  $-10$  

•  $16$  

•  $-5$  

•  $-2$  

Tags

CCSS.8.EE.C.7B

The objective when solving an equation is to....

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

1. We are going to manufacture Whats-Its. The Whats-It machine costs $4000.It also costs $5 for materials and labor for each Whats-It. We are planning to sell our Whats-Its for $12 each. How many Whats-Its must we sell in order to breakeven?
What is the expression for cost?

• 4000+5
• 4000x + 5
• 5x + 4000
• 4000x + 5x

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

At a local ballpark a team charges $10 per ticket. The team must pay its players $4000. It costs the owners $6 for each souvenir they give away.

How many tickets must be sold to break even.

• 1000 tickets

• 10,000 tickets

• 600 tickets

• 660 tickets

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Mallory bought pizza and soda for a party. If she spent $12.57 on the sodas and $10.95 for each pizza, how many pizzas did she buy if her total is $89.22?

• 10.95x + 12.57 = 89.22

• 12.57x + 10.95 = 89.22

• 89.22x -10.95 = 12.57

• 12.57 + 10.95 = 89.22

Tags

CCSS.7.EE.B.4A

Mallory bought pizza and soda for a party. If she spent $12.57 on the sodas and $10.95 for each pizza, how many pizzas did she buy if her total is $89.22?

• 10.95x + 12.57 = 89.22

• 12.57x + 10.95 = 89.22

• 89.22x -10.95 = 12.57

Tags

CCSS.7.EE.B.4A

Bob has $150 in his savings account and saves $40 per month.

• y = 150 + 40
• y = 40x + 150
• y = 150x + 40

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2