Respuesta :

12405788

Answer:

7j

Combine like terms

capsasha2

Answer:

7j

Step-by-step explanation (all you're doing is combining like terms):

  1. 6j + 2j = 8j
  2. 8j - 4j = 4j
  3. 4j - 6j = -2j
  4. -2j + 9j = 7j

I hope this helps!