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Zolol [24]
3 years ago
13

If the denominator of 7 12 is increased by a number and the numerator of the fraction is doubled, the result is 1. find the numb

er.
Mathematics
1 answer:
den301095 [7]3 years ago
4 0
\frac{7*2}{12+x} = 1 \rightarrow 12+x = 14 \rightarrow x=2
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