Question

Lois wrote the equation shown below.

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

Which property did Lois apply?

Answer 1

A-associative property of addition
B-commutative property of addition
C-distributive property of addition
D-addition property of equality

Answer 2

This is another one I don't get.



Frank writes the statement shown below.
“The sum of 4 and 6 is the same as 2 times the sum of 2 and 3.”
Which property of numbers did Frank apply to write the statement?

A-addition property of equality
B-associative property of addition
C-commutative property of addition
D-distributive property of addition

Answer 3

This should help :)
http://www.purplemath.com/modules/numbprop.htm