Review unit one and two

 $5+14a=9a-5$  

• a = 3
  

• a = 2

• a = -2 

The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage.  If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?

• C = 15 + 0.20x
• C =15 (0.20x)
• C = 15 + x + 0.20
• C = 0.20 + 15x

Tags

CCSS.HSF-BF.A.1A

-12m+4m-5-9=8m-13m+15-8

• m = 7

• m = - 7

• m = 6

Order 3π, √ 10 , and 3.25 from least to greatest.

• √ 10, 3π, 3.25
• √ 10, 3.25, 3π
• 3π, 3.25, √ 10
•  3.25, √ 10, 3π

Tags

CCSS.8.NS.A.2

What is the first step that we take when it comes to ordering numbers?

• put the numbers in order

• get all of the numbers in decimal form

• arrange the numbers in order based on decimals

Place the numbers in order from least to greatest

• π, 31%, -0.32, 1/3, 3.1

• -0.32, 31%, 1/3, 3.1, π

• -0.32, 1/3, 31%, 3.1, π

• -0.32, 31%, 1/3, π, 3.1

Tags

CCSS.8.NS.A.2

Place numbers in order from greatest to least.

• 6 1/6, 62%, 0.6, 2π, -0.062

• 2π, 62%, 6 1/6, 0.6, -0.062

• 6 1/6, 2π, 62%, 0.6, -0.062

• 2π, 6 1/6, 62%, 0.6, -0.062

Tags

CCSS.8.NS.A.2

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, what would the expression be?

• 3 + 2x

• 3x + 2

• 3x + 2x

• 5x

Tags

CCSS.HSA-SSE.A.1A

Order from least to greatest:
[10, -5, 3, 16, -1, 0, 1]

• -1, -5, 0, 1, 3, 10, 16
• 16, 10, 3, 1, 0, -1, -5
• -5, -1, 0, 1, 3, 10, 16
• 0, -1, 1, 3, -5, 10, 16

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Dexter's Gym charges a one-time registration fee of $40 and $20 each month. The total fee after x months is $340. Which equation models this situation?

• 40x + 20 = 340

• 20x + 40 = 340

• 20x - 40 = 340

• 20 + 340 = 40x

Tags

CCSS.6.EE.B.7

CCSS.6.EE.B.6

CCSS.6.EE.C.9

CCSS.6.EE.A.2