Question

Lois wrote the equation shown below.

4x + 12y = 4(x + 3y)

Which property did Lois apply?

commutative property of addition

associative property of addition

distributive property of addition

addition property of equality

Answer 1

I've never really been good with these.

Answer 2

http://www.coolmath.com/prealgebra/06-properties/05-properties-distributive-01.htm

Answer 3

Its distributive property

Answer 4

Alright. Thank you so much.

Answer 5

⇒a+(b+c)=(a+b)+c
Associative

⇒a(b+c)=ab+ac
Distributive

⇒a+b=b+a
Commutative

Answer 6

Thank you.

Answer 7

4x + 12y = 4(x + 3y)
ab+ac=a(b+c)
Distributive property of addition

Answer 8

My Pleasure.