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Mathematics
Mathematics
Problem
Solve the following pair of linear equations:
5
x
+
7
y
−
50
=
0
5x + 7y - 50 = 0
5
x
+
7
y
−
50
=
0
,
7
x
+
5
y
−
46
=
0
7x + 5y - 46 = 0
7
x
+
5
y
−
46
=
0
. Which ordered pair
(
x
,
y
)
(x, y)
(
x
,
y
)
satisfies both equations? a)
(
5
,
3
)
(5, 3)
(
5
,
3
)
b)
(
3
,
5
)
(3, 5)
(
3
,
5
)
c)
(
−
3
,
5
)
(-3, 5)
(
−
3
,
5
)
d)
(
4
,
4
)
(4, 4)
(
4
,
4
)
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