EduSahara™ Assignment
Name : Solution of a Pair of Linear Equations
Chapter : Pair of Linear Equations in Two Variables
Grade : SSC Grade X
License : Non Commercial Use
Question
1
1.
Solve
(
14
x
+
7
y
−
21
)
=
0
(
10
x
+
13
y
+
41
)
=
0
(i)
(
7
,
-7
)
(ii)
(
5
,
-7
)
(iii)
(
5
,
-9
)
(iv)
(
6
,
-7
)
(v)
(
5
,
-8
)
Question
2
2.
Solve
(
3
x
+
4
y
+
3
)
=
0
(
−
3
x
−
3
y
−
2
)
=
0
(i)
(
1
5
,
-1
)
(ii)
(
1
5
,
-2
)
(iii)
(
1
,
-3
)
(iv)
(
1
,
-2
)
(v)
(
1
3
,
-1
)
Question
3
3.
Solve
(
−
4
x
−
y
+
1
)
=
(
−
5
)
(
4
x
−
2
y
+
2
)
=
(
−
3
)
(i)
(
1
2
,
11
3
)
(ii)
(
3
4
,
3
)
(iii)
(
1
2
,
5
)
(iv)
(
7
12
,
11
3
)
(v)
(
3
4
,
5
)
Question
4
4.
Solve
(
5
x
−
5
y
−
5
)
=
(
−
2
x
+
2
y
−
3
)
(
−
2
x
−
5
y
−
2
)
=
(
3
x
+
4
y
−
2
)
(i)
(
9
49
,
(
-5
49
)
)
(ii)
(
3
17
,
(
-5
49
)
)
(iii)
(
11
49
,
(
-5
47
)
)
(iv)
(
11
49
,
(
-1
7
)
)
(v)
(
3
17
,
(
-5
47
)
)
Question
5
5.
Solve
(
10
x
−
3
y
+
57
)
=
0
(
−
2
x
−
12
)
=
0
(i)
(
-3
,
-1
)
(ii)
(
-6
,
-4
)
(iii)
(
-6
,
-1
)
(iv)
(
-5
,
-1
)
(v)
(
-6
,
-2
)
Question
6
6.
Solve
(
2
x
−
2
y
−
2
)
=
0
(
−
4
x
−
4
y
−
1
)
=
0
(i)
(
3
10
,
(
-5
6
)
)
(ii)
(
3
8
,
(
-5
8
)
)
(iii)
(
3
10
,
(
-5
8
)
)
(iv)
(
5
8
,
(
-5
6
)
)
(v)
(
5
8
,
(
-7
8
)
)
Question
7
7.
Solve
(
−
3
x
+
3
y
+
3
)
=
(
−
1
)
(
4
x
−
5
y
+
4
)
=
2
(i)
(
26
3
,
22
3
)
(ii)
(
28
3
,
20
3
)
(iii)
(
42
5
,
22
3
)
(iv)
(
42
5
,
8
)
(v)
(
28
3
,
8
)
Question
8
8.
Solve
(
x
−
3
y
+
4
)
=
(
5
x
−
y
+
4
)
(
−
x
+
y
−
4
)
=
(
−
2
x
+
2
y
)
(i)
(
6
5
,
(
-8
3
)
)
(ii)
(
6
5
,
-4
)
(iii)
(
2
,
-4
)
(iv)
(
4
3
,
(
-8
3
)
)
(v)
(
2
,
(
-10
3
)
)
Question
9
9.
Solve
(
5
x
+
12
y
−
63
)
=
0
(
−
3
x
−
6
y
+
33
)
=
0
(i)
(
6
,
4
)
(ii)
(
3
,
4
)
(iii)
(
3
,
3
)
(iv)
(
4
,
4
)
(v)
(
3
,
2
)
Question
10
10.
Solve
(
−
3
x
−
4
y
+
3
)
=
0
(
2
x
+
y
+
1
)
=
0
(i)
(
-1
,
7
3
)
(ii)
(
(
-9
7
)
,
9
5
)
(iii)
(
(
-9
7
)
,
7
3
)
(iv)
(
(
-7
5
)
,
9
5
)
(v)
(
-1
,
7
5
)
Question
11
11.
Solve
(
−
4
x
+
3
y
+
1
)
=
1
(
−
2
x
−
2
y
+
4
)
=
(
−
2
)
(i)
(
11
7
,
10
7
)
(ii)
(
11
7
,
2
)
(iii)
(
11
9
,
12
7
)
(iv)
(
11
9
,
2
)
(v)
(
9
7
,
12
7
)
Question
12
12.
Solve
(
4
x
+
3
y
+
2
)
=
(
3
x
−
2
y
+
2
)
(
x
+
3
y
+
3
)
=
(
−
4
x
−
2
y
−
5
)
(i)
(
0
,
2
3
)
(ii)
(
0
,
0
)
(iii)
(
-2
,
2
5
)
(iv)
(
-1
,
2
5
)
(v)
(
-1
,
2
3
)
Assignment Key
1) (ii)
2) (v)
3) (iv)
4) (i)
5) (iii)
6) (ii)
7) (i)
8) (iv)
9) (ii)
10) (iv)
11) (v)
12) (iii)