In a rational number, twice the numerator is 2 more than the denominator. If 3 is
added to each, the numerator and the denominator, the new fraction is 2/3. Find the original number.
Answers
Answered by
28
Step-by-step explanation:
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let the numerator be x
denominator = 2x-2
3 is added :-
Numerator= x+3
Denominator= 2x-2+3
=2x+1
x+3/2x+1=2/3
3(x+3)=2(2x+1)
3x+9=4x+2
3x-4x=2-9
-x=-7
x=7
Original Numerator = x = 7
Original Denominator = 2x-2
= 2(7)-2
= 14-2
= 12
Original Fraction = 7/12 ,hence proved
original correct answer
Answered by
3
Answer:
7/12
Step-by-step explanation:
let numerator be X
then denominator be 2x-2
3 is added
now, A/C to qué
X+3/2x-2+3 =2/3
by cross multiplication
=3x+9=4x-4+6
=3x-4x = -4+6-9
=X= 7
fraction= 7/12
I hope it helpful to you
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