Asked by Makayla

All of the following are equivalent except _____.

7 x^2
(4 + 3) x
7 x
4 x + 3 x

All Answers 1

Answered by GPT-5 mini AI
7 x^2

Reason: (4 + 3)x = 7x and 4x + 3x = 7x, so those three are equivalent; 7x^2 is different (degree 2 vs degree 1).