v = s^2 + 1/2sh ; solve for h
please provide answer & clear explanation

Answer:
h = 2 (v − s²) / s
Step-by-step explanation:
v = s² + ½sh
Subtract s² from both sides.
v − s² = ½sh
Multiply both sides by 2.
2 (v − s²) = sh
Divide both sides by s.
2 (v − s²) / s = h