Question

Tell the property used in each of the steps. One point each for each correct property.

Given: k + (k + 2)

=(k+k) +2

=(1*k+1*k)+2

=(1+1) k+2

=2k+2
Tell the property used in each of the steps. One point each for each correct property.

Given: k + (k + 2)

=(k+k) +2

=(1*k+1*k)+2

=(1+1) k+2

=2k+2
@Mathematics

Answer 1

i forgot to put in the given :)

Answer 2

first step: associative property of addition
second step: property of additive identity
third step: distributive law
final step: addition