Sofia P.

asked • 03/03/20

e/r=i solve for r

why can't you multiply by 1/e to both sides? I got r = i/e but the equations aren't equivalent.

Arturo O.

Multiplying both sides by 1/e gives 1/r=i/e. You need to also take the reciprocal of both sides and get r=e/i.
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03/03/20

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