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Mathematics
Mathematics
Problem
For what value of
k
k
k
does the ordered pair
(
1
,
2
)
(1,2)
(
1
,
2
)
satisfy both the equations
k
x
+
y
=
5
kx + y = 5
k
x
+
y
=
5
and
2
x
+
k
y
=
8
2x + ky = 8
2
x
+
k
y
=
8
?
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