Solve
Guides
Join / Login
Use app
Login
0
You visited us
0
times! Enjoying our articles?
Unlock Full Access!
Standard X
Mathematics
Question
Solve the following pair of equations by method of substitution:
x
−
2
y
=
−
2
and
x
−
y
=
1
Open in App
Solution
Verified by Toppr
Given equations are
x
−
2
y
=
−
2
.....(1)
and
x
−
y
=
1
....(2)
Therefore,
x
=
y
+
1
....(3)
Substitute this value in equation (3), we get
y
+
1
−
2
y
=
−
2
⇒
y
=
3
Put this value in equation (3),
x
=
3
+
1
=
4
Therefore, the solution is
x
=
4
,
y
=
3
.
Was this answer helpful?
0
Similar Questions
Q1
Solve the following pair of equations by method of substitution:
x
−
2
y
=
−
2
and
x
−
y
=
1
View Solution
Q2
Solve the following pair of Equations by substitution method:
x
−
y
=
1
and
2
x
−
3
y
=
2
View Solution
Q3
Solve the following pair of equations by the elimination method and the substitution method:
x
2
+
2
y
3
=
−
1
and
x
−
y
3
=
3
View Solution
Q4
Solve the following pair of linear equations by the elimination method and the substitution method :
(i)
x
+
y
=
5
and
2
x
−
3
y
=
4
(ii)
3
x
+
4
y
=
10
and
2
x
−
2
y
=
2
(iii)
3
x
−
5
y
−
4
=
0
and
9
x
=
2
y
+
7
(iv)
x
2
+
2
y
3
=
−
1
and
x
−
y
3
=
3
View Solution
Q5
Solve the following pair of linear equations by the elimination method and the substitution method:
x
2
+
2
y
3
=
−
1
and
x
−
y
3
=
3
View Solution