Answer :
Answer:
r = t/t-1
Step-by-step explanation:
Here, we want to make r the subject of the formula
what this mean is that we want to write the equation in terms of r
we have this as;
t = r/r-1
t(r-1) = r
tr - t = r
tr-r = t
r(t-1) = t
r = t/(t-1)