SOLUTION: This is the reflection coefficient formula, r=(L-O)/(L+O) I need to solve for L: please help, Thank You.

Question 105828: This is the reflection coefficient formula,
r=(L-O)/(L+O)
I need to solve for L:
please help,
Thank You.
Found 2 solutions by checkley75, Fombitz:
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
R=(L-0)/(L+0) CROSS MULTIPLY
R(L+0)=L-0
RL=L
RL-L=0
L(R-1)=0
L=0/(R-1)
L=0 ANSWER.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Multiply both sides by
Distribute and simplify.
Get all L terms on one side, everything else on the other.
Additive inverse of L.

Additive inverse of Or.
Distributive property.
Multiplicative inverse of (r-1).

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