Question

2. Which expression is equal to: X + x + x + x A 4+x B) x - 4 © 4x D х 4​

Answer 1

C. 4x

Explanation:

x means 1x, so the coefficient is 1.

1x + 1x + 1x + 1x

Ignore the x's for a bit.

1 + 1 + 1 + 1

That gives you 4

Hence 4x (don't forget the variable)