Answer:
v = [tex]\frac{3pg^2-N}{2p}[/tex]
Step-by-step explanation:
Given
N = 3pg² - 2pv ( isolate term with v by subtracting 3pg² from both sides )
N - 3pg² = - 2pv ( multiply through by - 1 to clear the negatives )
3pg² - N = 2pv ( divide both sides by 2p )
[tex]\frac{3pg^2-N}{2p}[/tex] = v