Which expression, when evaluated, is less than zero?

7 + 4 • 12

7 – 4 • 12

(7 – 4) •12

(4 – 7) • (–12)

Which property is demonstrated?

(25 • 84) •16 = 25 •(84 •16)

Commutative Property of Addition

Commutative Property of Multiplication

Associative Property of Addition

Associative Property of Multiplication

Combine like terms to simplify the expression.

5 + 7 + 15xy2 + 8y3 + 10x– 13xy2 – 3x– 9y3

–y3 + 2xy2 + 7x+ 12

–y6 + 2x2y2 + 10x+ 12

–y3 – 2xy2 + 10x+ 15

–y3 + 2xy2 + 10x+ 1

Use the distributive property and simplify the expression.

–9 – 4(2x+ 1) + 8

8x+ 3

–8x– 5

–8x– 2

–8x+ 3

Ifa= 4.2, what is the value ofa?

4.2

4

4

4.2

List the even integers between 1 and 20 in set notation.

{1, 3, 5, 7, 9, 11, 13, 15, 17, 19}

{3, 5, 7, 9, 11, 13, 15, 17, 19}

{2, 4, 6, 8, 10, 12, 14, 16, 18}

{1, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20}

Which property is demonstrated?

a+ 6 = 6 +a

Commutative Property of Addition

Commutative Property of Multiplication

Associative Property of Addition

Associative Property of Multiplication