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Byju's Answer
Standard XII
Mathematics
Modulus Function
Solve the fol...
Question
Solve the following systems of equations:
5
x
+
1
−
2
y
−
1
=
1
2
10
x
+
1
+
2
y
−
1
=
5
2
where
x
≠
−
1
and
y
≠
1
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Solution
Add both the equations ;
⇒
15
x
+
1
=
3
⇒
x
+
1
=
5
⇒
x
=
4
Substituting x in equation 1, we get ;
⇒
1
−
1
2
=
2
y
−
1
⇒
y
−
1
=
4
⇒
y
=
5
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