SOLUTION: 3/y=7/4-1/5 Thank you so much!

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Question 327746: 3/y=7/4-1/5
Thank you so much!

Answer by checkley77(12844)   (Show Source): You can put this solution on YOUR website!
3/y=7/4-1/5 find the LCD (4*5=20)
3/y=(7*5-1*4)/4*5
3/y=(35-4)/20
3/y=31/20 cross multiply
31y=3*20
31y=60
y=60/31 ans.
Proof:
3/(60/31)=7/4-1/5
3*31/60=(31/20
93/60=31/20 reduce the left side fraction.
31/20=31/20

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