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Science-Related Homework Help Mathematics Topic started by: jules_78 on Dec 13, 2012



Title: How do you solve fractions with a variable in the denominator?
Post by: jules_78 on Dec 13, 2012
How do you solve for x if 3/x=5/12?


Title: How do you solve fractions with a variable in the denominator?
Post by: SMK on Dec 13, 2012
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Title: How do you solve fractions with a variable in the denominator?
Post by: smokebomb13 on Dec 13, 2012
given your equation

3/x=5/12

we start by multiplying both sides of the eqation by x and we get

3 = 5/12 x

now to solve for x we multiply both sides of the equation by 12/5 and we get

3(12/5) = x

and to simplify we get

36/5 = x