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Mathematics
Mathematics
Problem
Which of the following is not the solution of the equation
2
x
−
y
=
6
2x - y = 6
2
x
−
y
=
6
? A.
(
1
,
−
4
)
(1, -4)
(
1
,
−
4
)
B.
(
2
,
−
2
)
(2, -2)
(
2
,
−
2
)
C.
(
5
,
4
)
(5, 4)
(
5
,
4
)
D.
(
7
,
−
8
)
(7, -8)
(
7
,
−
8
)
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