IDENTIFY THE PROPERTY ILLUSTRATED EACH MATHEMATICAL SENTENCE.



1.
[tex]51 + 27 = 27 + 51[/tex]
2.
[tex]74 + - 74 = 0[/tex]
3.
[tex]3 + (57 + 9) + 9[/tex]
4.
[tex]( \frac{8}{9}) (\frac{9}{8}) = \frac{8}{9} [/tex]
5.
[tex]( - 83 + 61) + 3 = - 19[/tex]


EVALUATE:


6.
[tex] - 4( - 6 + 5 - 2(3)[/tex]
7.
[tex]( - 1 {5)}^{2} - ( - 1 - {1)}^{3} [/tex]




WARNING:ANSWER IT PROPERLY PLS
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