Respuesta :
2/9v + 4 - 2/3v = 5
2/9v - 2/3v = 5 - 4
2/9v - 6/9v = 1
-4/9v = 1
v = 1 (-9/4)
v = -9/4
v = -2 1/4
2/9v - 2/3v = 5 - 4
2/9v - 6/9v = 1
-4/9v = 1
v = 1 (-9/4)
v = -9/4
v = -2 1/4