Question

2=1/L1+1/M1 despejar M1

Answer 1

$2= \frac{1}{L1}+ \frac{1}{M1}$
$2- \frac{1}{L1}= \frac{1}{M1}$
$M1(2- \frac{1}{L1})=1$
$M1= \frac{L1}{2L1-1}$
;)