if 3/x + 5/y = 16 and 5/x + 3/y = 32 find the value of 1/x + 1/y
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Answer:
3/x+5/y=16
5/x+3/y=32
_________. (adding two equation)
3/x+5/x+5/y+3/y=16+32
8/x+8/y=48
1/x+1/y=48/8. (devide 8 both:side )
=6
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