All of the following are equivalent, except _____. A) (12 + 3)x B) (12 + 3x)x C) 15x D) 12x + 3x

asked Sep 5, 2017 220k views

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All of the following are equivalent, except _____.

A) (12 + 3)x
B) (12 + 3x)x
C) 15x
D) 12x + 3x

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2 votes

All are equivalent except for b - because 12 * x = 12x but 3x * x becomes 3x^2.

Kurtanamo answered Sep 7, 2017

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3 votes

The correct answer would be b) (12 + 3x)x

Marleni answered Sep 11, 2017

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