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Example If the numerator of a fraction is increased by 3 and the denominator is

decreased by 5, then the value of the fraction becomes . If the numerator is

decreased by 1 and the denominator is decreased by 3, the value of the fraction becomes . Find the fraction.

Solution : Let the fraction be , y 0

Then by the given conditions, we set up the equations as :

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Index

9.1 - Definition and Solving Techniques 9.2 - Use of Simultaneous Linear Equations

Chapter 1