Answer:
y = [tex]\frac{s}{r-6t^3}[/tex]
Step-by-step explanation:
Given
s = yr - 6yt³ ← factor out y from each term on the right side
s = y(r - 6t³ ) ← divide both sides by (r - 6t³)
[tex]\frac{s}{r-6t^3}[/tex] = y