Question

2x+4+9x

a
11x+4
b
11x
c
15x
d
6x+9

Answer 1

A. 11x+4

first you need to add 2x and 9x together in order to get 11x and because 4 doesn't have x next to it 4 is not added into the 11x.

Answer 2

11x+4

Explanation:

2x+4+9x

Combine like terms

2x+9x +4

11x+4