Step-by-step explanation:
[tex] - 18 - \frac{3}{4v} = 3[/tex]
[tex] - \frac{3}{4v} = 3 + 18[/tex]
[tex] - \frac{3}{4v} = 21[/tex]
Now doing cross multiply
-3 = 21 * 4v
[tex]v = - \frac{3}{21 \times 4} [/tex]
Therefore
[tex]v \: = \frac{1}{28} [/tex]
Hope this helps.
