SOL 8.15a

6 + 7 = 7 + 6

• Associative Property of Multiplication
• Associative Property of Addition
• Distributive Property
• Commutative Property of Addition

x(y * z) = (x * y)z

• Associative Property of Multiplication
• Commutative Property of Multiplication
• Distributive Property
• Associative Property of Addition

1 + (2 + 3) = (1 + 2) + 3

• Associative Property of Multiplication
• Commutative Property of Multiplication
• Associative Property of Addition
• Commutative Property of Addition

Which number sentence illustrates the associative property

• ( 5 * 9) * 10 = 45 * 10
• 5(9) + 5(10) = 5 * (9 * 10)
• (5 * 9) * 10 = 5 * (9  * 10)
• (5 + 9) * (5 + 10) = (5 + 10) * (5 + 9)

Simplify 3w + 5(2 + 4w) + 10

• 23w + 20
• 7w + 17
• 3w + 10 + 4w +10
• 60w + 20

c + (–8)c

• 1 - 7c
• 1 + 8c
• –7c
• 7c

–7 – 3t – 7t + 7 + 5 + 7t

• 2t -28
• –3t + 5
• 17t + 14 
• -3t

-3 = k/5 + 5

• -3
• -32
• 3
• -40

0.5 ( 2x - 4) = -17

• -6
• 19
• -15
• -6.25

Simplify: -4 (5 - 3y)

• -20 - 12y
• -20 + 12y
• -9 - 7y
• -20-3y