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Byju's Answer
Standard XII
Mathematics
Modulus Function
Solve the equ...
Question
Solve the equation:
x
+
y
=
14
and
x
−
y
=
4
A
x
=
9
,
y
=
5
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B
x
=
9
,
y
=
11
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C
x
=
9
,
y
=
4
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D
x
=
9
,
y
=
6
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Solution
The correct option is
A
x
=
9
,
y
=
5
x
+
y
=
14
x
−
y
=
4
Add the 2 equations,
2
x
=
18
x
=
9
Substitute in first equation.
(
9
)
+
y
=
14
y
=
5
Thus
x
=
9
and
y
=
5
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