A fraction is such that when the denominator is increased by 1,it becomes1/2,and when the numerator is decreased by 2,it becomes 1/3.Find the fraction.
Please solve and explain
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this may be helpful.
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sha4645:
Thank you so much for your help
Answered by
7
Answer:
numerator = 5 and denominator =9
Step-by-step explanation:
x/y+1=1/2
do cross multiply
2x=y+1
2x-y=1 ......1equation
x-2/y=1/3
do cross multiply
3x-6=y
3x-y=6......2equation
combing both the equation
3x -y=6
2x-y=1
change signs
3x-y=6
-2x+y=-1
cancel y
So ...
x=5
put value of x in 2nd equation we get
y=9
thank you
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