Select the number property that will justify the step in the following expression.

4 • 13 • 25 =

4 • 25 • 13 =

100 • 13 = 1,300

which one?

Commutative-Addition,

Identity-Multiplication,

Commutative-Multiplication,

Transitive

A student had gotten 66.5 over 70 what did that student get?

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Write this expression in simplified form. -5x^6*9x^5

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