Question

http://puu.sh/1oOvo

What is the reason for A?
A. Addition Property of Equality
B. Addition identity Property
C. Multiplication Property of Equality
D. Distributive Property of Equality
What is the reason for D?
A. Addition Property of Equality
B. Addition Identity Property
C. Multiplication Property of Equality
D. Division Property of Equality
What is the reason for C?
A. Addition Property of Equality
B. Addition identity Property
C. Multiplication Property of Equality
D. Additive Inverse

What is the reason for B?

Answer 1

A-d, because you distributed. :) To get 12.

Answer 2

C-b, because you added the zero. :)

Answer 3

Sorry, c equals a, didn't see the 2 of them . :) d=c, because you are multiplying to get 45. :)

Answer 4

wow this couldn't get any more convoluted and confusing (too many mixed up letters that are mismatched...) lol

Reason for A: distributive
Reason for D: addition identity property
Reason for C: Additive Inverse
Reason for B: Additive property of equality

Answer 5

Thank you both :)

Answer 6

yw. :)