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Question #24
Medium
•
SSC CGL Tier 1 2024
•
25/09/2024, 12:30 PM
•
Algebra
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Find the value of 'k' for which the system of equations
4
x
+
6
y
=
7
4x+6y=7
4
x
+
6
y
=
7
and
6
x
+
(
k
+
4
)
y
=
21
6x+(k+4)y=21
6
x
+
(
k
+
4
)
y
=
21
has a unique solution.
A
1. k ≠ 5
B
2. k ≠ 7
C
3. k = 5
D
4. k = 7
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