Respuesta :

Answer:

7x + 2x

Step-by-step explanation:

9x^2

Answer: 2x+7

Step-by-step explanation:

Since I am going to assume that you want me to simplify this expression, thats what I'm going to do.

1. Distribute the +1: 4x+3-2x+4

2. Combine like terms: 2x+7

Have a nice day! :D