تخر
solve for x and y
xy/x+y=1/5,xy/x-y=1/7
x+y≠0 and x≠y
??
Answers
Answered by
1
Answer:
whattttttttt
Step-by-step explanation:
frennnnnn
Answered by
0
Answer:
x
y
x
+
y
=
1
5
,
x
+
y
≠
0
;
x
y
x
−
y
=
1
7
,
x
−
y
≠
0
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