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January 31, 2015

January 31, 2015

Posted by **monty** on Monday, November 23, 2009 at 12:40pm.

i keep getting different answers for this question. the last answer i got was 20 (which would make it not a solution) but im not sure if that is right

- college math -
**Monty**, Monday, November 23, 2009 at 1:54pmi wrote it wrong the 1st time. this is the problem.

solve: (3/x)-1=(7/x-20)

- college math -
**Reiny**, Monday, November 23, 2009 at 2:17pm(3/x)-1=(7/x-20)

why are there brackets around the right side? Did you mean 7/(x-20) ?

I can only take your question at face value the way you typed it.

Then it would be the same as

3/x - 1 = 7/x - 20

multiply each term by x

3 - x = 7 - 20x

19x = 4

x = 4/19

- college math -
**Monty**, Monday, November 23, 2009 at 3:13pmit suppose to be (3/x)-1=7/(x-20)

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