Mathematics, 02.10.2020 23:01 1r32tgy5hk7
Tara solved the following problem by doing the work shown. Which property did she use?
(-2 · -8) · 9
= -2 · (-8 · 9)
= -2 · -72
= 144
a: identity property of multiplication
b: associative property of multiplication
c: commutative property of multiplication
Answers: 2
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Tara solved the following problem by doing the work shown. Which property did she use?
(-2 · -8) ·...
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