Mathematics, 18.12.2020 01:20 msalecora
2. What properties of real numbers are used in each step of the following simplification?
5 + (x + (-5)] = 5 + [(-5) + x]
a.
= [5 + (-5)] + x b.
= 0 + x
C.
d.
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2. What properties of real numbers are used in each step of the following simplification?
5 + (x +...
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