algebra
posted by Molly .
Solve the equation or formula for the indicated variable s=3r4t+or t answers are. t=s/3r. t=r43s t=s/3r4. T=811/s

if you mean
s = 3r+4t,
t = (s3r)/4
Hmm. Nope. Maybe you mean
s = 3r^4 t
t = s/(3r^4)
at least that choice is there.