Question

Identify the property demonstrated be each equation:
(9)2+(9)7=(9)(2+7)
x=(1)x

Answer 1

the first one is the reverse of distributive property
it is normally written like a(b+c)=ab+ac


the 2nd is identity proprty of multilication
1 times anything is equal to the same number
usualy it is written as 1a=a