Keystone Review Algebra

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Three monomials are shown below. Which is the least common multiple (LCM) of all three monomials?

Jason is solving the equation shown below. This was his first step: Which property did Jason use for the first step?

• Distributive Property

• Associative Property

• Commutative Property

• Additive Inverse Property

Tags

CCSS.HSA.REI.A.1

A compound inequality is shown below. What is the solution of the compound inequality?

A polynomial expression is shown below. Once the polynomial is simplified, what will be the coefficient of the x^2 term?

• 15

• 28

• 58

• 62

Tags

CCSS.6.EE.A.3

Kelsey bought x shirts and y pants. She spent a total of $120. The equation below shows the relationship between the number of shirts and the number of pants purchased. The ordered pair (4,2) is the solution to the equation. What does the solution represent?

• Kelsey bought 4 pairs of pants and 2 shirts

• Kelsey bought 15 shirts and 30 pairs of pants.

• Kelsey bought 4 shirts and 2 pairs of pants.

• Kelsey paid $4 for a shirt and $2 for a pair of pants.

Tags

CCSS.HSA-SSE.A.1A

What is the greatest common factor (GCF) of all three monomials?

Paul has 100 coins in a jar, and they are all dimes or nickels. Their total is $8.10. The system below represents this situation. d + n = 100 0.1d + 0.05 n = 8.10 How many dimes, d, does Paul have in his jar?

• 38

• 40

• 60

• 62

Tags

CCSS.8.EE.C.8C

• If it takes the plumber 3 hours to fix the pipe it would cost $78.

• The total cost for fixing the pipe is $75.

• If it takes the plumber 3 hours to fix the pipe, it would cost $165.

• If the plumber charged $105, it took him 2 hours to fix the pipe.

Tags

CCSS.HSF.LE.B.5

Which relation is not a function?

• (2,3), (4,5), (6,7), (8,9)

• (0,2), (1,3), (2,4), (3,4)

• (2,5), (3,9), (4,12), (5,15)

• (5,1), (10,2), (15,3), (15,4)

Tags

CCSS.8.F.A.1