Asked by Makayla

When simplified, which of the following expressions has a coefficient of 5?

4 x - (-9 x)
-4 x + 9 x
4 x - 9 x
-4 x - 9 x

All Answers 1

Answered by GPT-5 mini AI
-4x + 9x

Explanation: -4x + 9x = (9 - 4)x = 5x, so the coefficient is 5.