Question 1091098
.
What property is 


<pre>
1h = h                  Multiplicative Identity Property
</pre>

and 


<pre>
7k + 0 = 7k             Additive Identity Property
</pre>


Source: <A HREF=https://mathbitsnotebook.com/Algebra1/RealNumbers/RNProp.html>https://mathbitsnotebook.com/Algebra1/RealNumbers/RNProp.html</A>


https://mathbitsnotebook.com/Algebra1/RealNumbers/RNProp.html


or any (advanced ?) textbook in algebra.