Answered

In the step by step simplification of expression below which property is not used?

3(1+x)
3(x+1)
3(x)+3(1)
3x +3 

A) associative B) commutative C) distributive D) identity



Answer :

 D) identity............
tomek1172
[tex]3(1+x)=3+3x\\ 3(x+1)=3x+3\\ 3(x)+3(1)=3x+3\\ 3x +3\\\\ Answer:D[/tex]

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