the numenator of a rational number is 7 less than a denominator . if t

1.	the numenator of a rational number is 7 less than a denominator . if the denominator is increased by 9 and the numerator by 2 , we get the same rational number . find the number.
Answer» Answer: 7-x=9+x $7 - x = 9 + x \\ 7 = 9 + 2x \\ 7 - 9 = 2x \\ - 2 = 2x \\ - 2 \div 2 = x \\x = - 1$

the numenator of a rational number is 7 less than a denominator . if the denominator is increased by 9 and the numerator by 2 , we get the same rational number . find the number.

Answer»

Answer:

7-x=9+x
$7 - x = 9 + x \\ 7 = 9 + 2x \\ 7 - 9 = 2x \\ - 2 = 2x \\ - 2 \div 2 = x \\x = - 1$

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the numenator of a rational number is 7 less than a denominator . if the denominator is increased by 9 and the numerator by 2 , we get the same rational number . find the number. ​

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the numenator of a rational number is 7 less than a denominator . if the denominator is increased by 9 and the numerator by 2 , we get the same rational number . find the number.