Which of the following best describes the algebraic expression
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a. a number divided by three minus fifteen,
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b. three divided by a number minus fifteen,
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c. a number divided by three less than fifteen.
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d. three divided by a number less than fifteen.

Simonne used the following steps to simplify the given expression. 12-3(-2x+4) step 1: 12+(-)+(-3)(4) step 2: 12+6x+(-12) step 3: 12+(-12)+6x step 4: 0+6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? •identity property of addition •inverse property of addition •associative property of addition •commutative property of addition