Respuesta :

Answer: 7x + 1

Explanation:
First you need to organize each integer with the variable at its ending.
8x, -x both have the x variable
+4, -3 both are regular integers
8x - x = 7x
4 - 3 = 1
So it’s 7x - 1
8x+4-3-x=
8x-x=7x
4-3=1
7x+1