Question 70039
(a) Distributive property
{{{6 * (5 + 4)  = 6*5 + 6*4}}}


(b) Commutative property of addition
{{{6 * (5 + 4) = 6 * (4 + 5)}}} 


(c) Commutative property of multiplication
{{{6 * (5 + 4) = (5 + 4)*6}}}