Respuesta :

Answer:

x=6

Explanation:

Answer:

x = 6

Explanation:

3x + 4 - x/2 = 19

3x - x/2 = 19 - 4

6x/2 - x/2 = 15

5x/2 = 15

x = 15 / 5/2

x = 15 * 2/5

x = 6