OpenStax, Prealgebra 2e §7.2 Commutative and Associative Properties · Exercise 32 · Algebra · Expressions

Commutative and Associative Properties · Exercise 32

Evaluate each expression for the given value.

If $n = - 8,$ evaluate:
ⓐ $- \frac{5}{21} (\frac{21}{5} n)$
ⓑ $(- \frac{5}{21} \cdot \frac{21}{5}) n$

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OpenStax, Prealgebra 2e · §7.2 Commutative and Associative Properties · Exercise 32

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