Algebra 1 - Final Review

Which is the smallest set of real numbers that contain the value below?

_{− 18∕6}

• Irrational Numbers

• Rational Numbers

• Natural Numbers

• Integers

Answer explanation

Which set contains the value below?

√50

• Irrational Numbers

• Natural Numbers

• Rational Numbers

• Integers

Answer explanation

Which of the following is a FALSE statement?

• Natural numbers are closed under division.

• Integers are closed under subtraction.

• Even numbers are closed under multiplication.

• Real numbers are closed under addition.

Answer explanation

Tags

CCSS.HSN.RN.B.3

Simplify the expression below.

4 + 2² − |-4|

• 40

• 32

• 8

• 12

Answer explanation

Tags

CCSS.7.NS.A.3

Simplify the expression below.

3² − 3∙[(5² − 9) ÷ 2]

• 48

• -15

• -48

• 15

Answer explanation

Evaluate the expression below if a = -8, b = 17, and c = 21.

a² − (b + c)

• 29

• 25

• 18

• 26

Answer explanation

Tags

CCSS.6.EE.A.2C

Translate the statement below.

"One less than twice a number."

• 1 − n²

• n² − 1

• 1 − 2n

• 2n − 1

Answer explanation

Tags

CCSS.6.EE.A.2A

Translate the statement below.

"Fives times the difference of a number and 3 is 17"

• 5n − 3 = 17

• 5(n − 3) = 17

• 5n/3 = 17

• 5(n/3) = 17

Answer explanation

Simplify the expression below.

2x − 4y + 6 + 3x − 9y −4

• 5x + 13y + 2

• 5x − 13y + 2

• 5x − 5y + 2

• -8xy + 2

Answer explanation

Tags

CCSS.7.EE.A.1

Simplify the expression below completely.

4(5w − 3) − (w − 1)

• -11w + 19

• 19w − 11

• 21w + 13

• -19w + 11

Answer explanation

Tags

CCSS.6.EE.A.3