Indicate which property is illustrated in Step 1.

Step 1 6 - 6x - 6 + 7x = (6 - 6x) + (-6 + 7x)
Step 2 = (6 - 6x) + (7x - 6)
Step 3 = 6 + (-6x + 7x) - 6
Step 4 = 6 + (-6 + 7)x - 6
Step 5 = 6 + x - 6
Step 6 = x + 6 - 6
Step 7 = x + 0
Step 8 = x

distributive
commutative
associative
identity

Question

Indicate which property is illustrated in Step 1.

Step 1	6 - 6x - 6 + 7x	=	(6 - 6x) + (-6 + 7x)
Step 2		=	(6 - 6x) + (7x - 6)
Step 3		=	6 + (-6x + 7x) - 6
Step 4		=	6 + (-6 + 7)x - 6
Step 5		=	6 + x - 6
Step 6		=	x + 6 - 6
Step 7		=	x + 0
Step 8		=	x

    distributive
    commutative
    associative
    identity

anonymous · Answer

c

tkhunny · Answer

Things were grouped together.  What property is that?