betseydemarcus betseydemarcus

Today at 10:48 PM
Mathematics

Answered

If a number is added to the numerator of 7/9 and the same number is subtracted from the denominator, the result is 3. Find the number.

Answer :

agrawalp2812 agrawalp2812

Today at 10:53 PM

Answer:

5

Step-by-step explanation:

[tex]\frac{7+x}{9-x}=3\\ 7+x = 3(9-x)\\7+x=27-3x\\x+3x=27-7\\4x=20\\x=5[/tex]

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