[Alg2] Unit 1 Review

Find the rule. Complete the table.

• 20, 30, 40

• 30, 40, 50

• 20, 25, 30

• 15, 20, 25

Bob's Plumbing charges $15 per hour plus a service fee of $40 for coming out to your house. Which expression models this situation?

• 15x + 40

• 40x + 15

• 15x

• 15x - 40

Connor has sold 15 cups of lemonade at his stand and will sell 5 more cups per hour. Write an expression to represent this situation.

• 10x + 5

• 20x

• 15x + 5

• 5x + 15

Ace Telecommunications charges $0.12 per minute of phone use plus a monthly service fee of $8.00 for it phone service. Which expression represents the situation?

• 0.12m + 8m

• 8- 0.12m

• 0.12m + 8

• 0.20m

√31

• Rational
• Irrational

List the following numbers from least to greatest:
-64 , 3.5 , √27 , 6.666...

• -64 , 3.5 , √27 , 6.666...
• 3.5 , √27 , 6.666..., -64
• 3.5, -64, √27, 6.666...
• 6.666, √27, -64, 3.5

Estimate the square root.

• 3.1

• 3.6

• 5

• 3.2

• 3.5

y=x-9
solve for x

• x=9-y
• x=9y
• x=y+9
• x=9/y

2d-1=s
solve for d

• d=2s+1
• d=2s-1
• d=(s+1)/2
• d=(s-1)/2

2m-6=4n
solve for n

• n=1/2m-3/2
• n=6+2m
• n=3/2+1/2m
• n=4m+6