Question

help will be fan and a medal

Answer 1

What is the reason for statement 1 in the proof below?

Prove –c + a + c = a.

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A.
Associative Property of Addition

B.
Commutative Property of Addition

C.
Definition of Subtraction

D.
Distributive Property

Answer 2

http://static.k12.com/calms_media/media/242000_242500/242189/1/736f8ee97f9638b9bf9893c4dd2b5172f7a824c4/972045_7q.gif

Answer 3

plz help very very confused i will give u a medal

Answer 4

-c + a +c = -c + c +a

they're really the same exact expressions, just that the +c and +a change places, that is COMMUTED it

Answer 5

so b then

Answer 6

yes, btw sorry things didn't work out with "nick" =)

Answer 7

thx

Answer 8

yw