Question 115831
{{{1/A = 1/M + 1/T}}}
multiply both sides by AMT
{{{MT = AT + AM}}}
{{{MT - AT = AM}}}
{{{T(M - A) = AM}}}
{{{T = AM / (M - A)}}}
This can also be expressed as
{{{T = 1 / ((1/A) - (1/M))}}}