SOLUTION: Hello! I need help on this problem: 1/R= 1/R (subscript of 1) + 1/R (subscript of 2) solve for R (subscript of 2) Thanks in advance! Kevin

Question 212960: Hello! I need help on this problem:
1/R= 1/R (subscript of 1) + 1/R (subscript of 2)
solve for R (subscript of 2)
Thanks in advance!
Kevin
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Kevin, I already answered this problem,
See my answer # 160872.
---------------------------------------
Oops! My error, I did not see the subscript of 2.
Let's try again.

Solve for :
} Subtract from both sides.
Simplify the left side.
Invert both sides.

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