Respuesta :
Answer:
-3=v
Step-by-step explanation:
-12=9+7v
-9 from both sides
-21=7v
Divide both sides by 7
-3=v
Hope this helps:) Have a good day!
Answer:
v = - 3
Step-by-step explanation:
- 12 = 9 + 5v + 2v , that is
- 12 = 9 + 7v ( subtract 9 from both sides )
- 21 = 7v ( divide both sides by 7 )
- 3 = v