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December 20, 2014

December 20, 2014

Posted by **Kim** on Monday, June 2, 2008 at 10:25pm.

i can't figure out how to get rid of the denominators

- algebra -
**Reiny**, Monday, June 2, 2008 at 10:31pmIt is very important to use brackets.

I will assume you meant

1/9 -(K+3)/(72k) = 1/(9k) - (k-1)/(8k)

multiply each term by 72k to get

72k - (k-3) = 8 - (k-1)

I am sure you can take it from there.

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