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# Why is 3x/X/4= 12

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1. Is it like a rule where you multiply the numerator by whatever is under the 3rd line?
2. Yes
Think of it as 3X/X / 1/4
When you divide two fractions, you flip the second fraction then multiply
Leaving you with 3X/X x 4
The 3X/X simplifies to 3
Leaving 3 x 4
3. Thanks

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Updated: September 13, 2016
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