Respuesta :

Answer:

2x + 22

Step-by-step explanation:

3x + 10 - x + 12

3x - x = 2x

10 + 12 = 22

2x + 22

U 2 can help me by marking as brainliest.........

Answer:

2x + 22

Step-by-step explanation:

3x + 10 - x + 12

=> 3x - x + 10 + 12

=> 2x + 22