2/x +3/y=13
5/x-4/y =-2
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.....I hope it help you.....
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Step-by-step explanation:
(2/x+3/y=13)multiply by 5
(10/x +15/y=65)...........1st equation
(5/x -4/y = -2) multiply by 2
(10/x - 8/y = -4)......2nd equation
from 1st and 2nd and subtract 1 to 2nd
23/y=69
y=1/3and put in 5/x-4/y=-2
then 5/x-4/1/3=-2
5/x=-2+12
5/x=10
x=1/2
hence x=1/2 y= 1/3
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