Add, Subtract, and Factor Linear Expressions

25 + x = x + 25

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

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.9

(19 x 5) x 2 = 19 x (5 x 2)

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

Tags

CCSS.6.EE.A.3

254 x (1) = 254
The product of any number and 1 is always itself.

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

evaluate a + 6 when a = 2

• 2
• 6
• 8
• 12

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

Simplify    5(2 - 7n)

• 52 - 7n
• 10 - 7n
• 10 - 35n
• 10 + 35n

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

2x + 5 + 7x + 13

• 9x + 18
• 27x
• 7x + 20x

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4

2(x + 8) + 6x

• 2x + 8 + 6x
• 8x + 8
• 8x +16

Simplify

-3(x+5) + 2(x+5)

• -3x - 15

• x - 10

• 5x + 25

• -x - 10

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.B.6

Simplify:

3(x+5) -2 (2x - 3)

• 7x+ 21

• x - 21

• -x + 21

• -x + 9

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3