Ch 3.4 Self - Assessment

What property is illustrated by the statement 6 + 4 = 4 + 6?

• a) Associative Property of Addition

• b) Commutative Property of Addition

• c) Distributive Property

• d) Identity Property of Addition

What property is illustrated by the statement 5 • 3 = 3 • 5?

• a) Associative Property of Multiplication

• b) Commutative Property of Multiplication

• c) Distributive Property

• d) Identity Property of Multiplication

Simplify the expression 3.5 + 2.7.

• a) 6.2

• b) 5.2

• c) 6.8

• d) 5.8

Simplify the expression 8 • 4 + (k).

• a) 41k

• b) 32 + k

• c) 38k

• d) 36 + k

Use the Distributive Property to find the product of 5 and 49.

• a) 245

• b) 294

• c) 2450

• d) 2940

Use the Distributive Property to find the product of 8 and 56.

• a) 448

• b) 406

• c) 4480

• d) 4060

Use the Distributive Property to simplify the expression

Simplify the expression

6x - 8.

• a) 6x - 14.

• b) 14x - 8

• c) 6x - 16

• d) 14x + 8

Simplify the expression 26 - 3(4) + n.

• a) 26 - 12 + n

• b) 14 + n.

• c) 26 - 3n + 4

• d) 26 + 4n

Simplify the expression 5a^2 - 73a - 2.

• a) 5a^2 + 73a + 2

• b) 5a^2 - 75a - 2

• c) Already simplified

• d) 5a^2 + 73a - 2

Factor the expression using the GCF.

24x - 9.

• a) (6x + 3)(4x - 3)

• b) (8x + 3)(3x - 8)

• c) 3(8x - 3).

• d) (3x - 9)(8x + 3)