Unit 2A Test

• f = (w - k) / Z
• f = (w + k) / Z
• f = (wk) / Z
• f = Zw-Zk

Tags

CCSS.HSA.CED.A.4

The sum of three consecutive odd integers 141. What are the three integers?

• 47, 48 , 49
• 45, 47, 49
• 46, 48, 50
• 41, 49, 51

Solve the equation

• 14
• -14
• 4
• -2

-3(1+n) - 2n = -6(n - 2)

• 15
• 4
• -2
• 7

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What is step 3

• Addition property of equality
• Substitution property (simplify)
• Subtraction property of equality

Solve.
(2x - 3) / 4  = 9

• None of the above
• x = 12
• x = 17.5
• x = 19.5

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

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

Tags

CCSS.5.OA.B.3

Sandra has a $20 itunes gift card and spends $3 each month.  Which equation can be used to find how much money Sandra has on her giftcard after x months?

• y = 3x + 20
• y = 3 + 20x
• y = -3x + 20
• y = -20x + 3

Tags

CCSS.6.EE.C.9

Andrea earns a flat fee of $20 per day plus an additional x dollars for each sale she makes.  Andrea made 10 sales last Saturday and earned a total of $80.  How much does Andrea earn for each sale she makes?

• $6
• $8
• $10
• $12

Tags

CCSS.7.EE.B.4A

Which equation is being represented by this line?

• y = -1x + 2
• y = 1/2x + 2
• y = 3x -4
• y = -3x +2