If 1/x+ 1/y= 1/4 and 1/x-1/y=3/4, then x=
a) 1/4
b) 1/2
c) 2
d) 4
some...
Mathematics, 01.07.2019 01:10 cesar4478
If 1/x+ 1/y= 1/4 and 1/x-1/y=3/4, then x=
a) 1/4
b) 1/2
c) 2
d) 4
someone
Answers: 1
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