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Re: what is the value of n? [#permalink]
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Thank you . Fixed
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Re: what is the value of n? [#permalink]
By solving wee get n=2/7
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Re: what is the value of n? [#permalink]
answer is 2/7
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Re: what is the value of n? [#permalink]
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This is how I solved it... cross multiply to 4 (2+3/n) = 5(3+2/n) to give 8 + 12/n = 15 + 10/n.
We then subtract 8 from both sides to get 12/n = 7 + 10/n. to cancel out the fractions, we multiply by n to get 12 = 7n + 10. Subtract 10 from both sides to get 2 = 7n. Thus n = 2/7.
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