EduSahara™ Assignment
Name : Simultaneous Equations
Chapter : Linear Equations and Simultaneous Linear Equations
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
Solve
(
x
−
13
y
+
22
)
=
0
(
8
x
−
11
y
+
83
)
=
0
(i)
(
-6
,
1
)
(ii)
(
-9
,
-2
)
(iii)
(
-9
,
0
)
(iv)
(
-8
,
1
)
(v)
(
-9
,
1
)
Question
2
2.
Solve
(
5
x
+
4
y
−
4
)
=
0
(
−
x
−
2
y
+
4
)
=
0
(i)
(
(
-4
3
)
,
8
3
)
(ii)
(
(
-2
3
)
,
2
)
(iii)
(
(
-6
5
)
,
8
3
)
(iv)
(
(
-2
3
)
,
4
)
(v)
(
(
-6
5
)
,
4
)
Question
3
3.
Solve
(
4
x
−
2
y
−
5
)
=
(
−
1
)
(
5
x
+
5
y
+
4
)
=
5
(i)
(
11
17
,
(
-8
15
)
)
(ii)
(
11
15
,
(
-8
15
)
)
(iii)
(
11
17
,
(
-8
13
)
)
(iv)
(
13
15
,
(
-8
13
)
)
(v)
(
13
15
,
(
-2
3
)
)
Question
4
4.
Solve
(
x
−
4
y
−
2
)
=
(
2
x
−
2
y
+
4
)
(
−
2
x
−
4
y
+
3
)
=
(
−
x
−
3
y
−
4
)
(i)
(
23
,
-15
)
(ii)
(
23
,
-14
)
(iii)
(
21
,
-13
)
(iv)
(
21
,
-14
)
(v)
(
20
,
-13
)
Question
5
5.
Solve the following pair of equations :
−
9
x
−
2
y
=
40
−
8
x
−
6
y
=
6
(i)
(
(
-1
6
)
,
(
-1
7
)
)
(ii)
(
(
-1
6
)
,
1
7
)
(iii)
(
(
-1
6
)
,
1
5
)
(iv)
(
(
-1
4
)
,
1
7
)
(v)
(
(
-1
2
)
,
1
7
)
Question
6
6.
Solve the following pair of equations :
−
15
x
+
3
y
=
(
−
27
)
−
7
x
+
7
y
=
21
(i)
(
6
,
1
6
)
(ii)
(
3
,
(
-1
6
)
)
(iii)
(
4
,
1
6
)
(iv)
(
3
,
1
6
)
(v)
(
3
,
1
4
)
Question
7
7.
Solve the following pair of equations :
5
x
+
4
y
=
(
−
37
)
12
x
−
3
y
=
(
−
51
)
(i)
(
(
-1
5
)
,
-3
)
(ii)
(
(
-1
5
)
,
-5
)
(iii)
(
(
-1
3
)
,
-3
)
(iv)
(
(
-1
5
)
,
-4
)
(v)
(
(
-3
5
)
,
-3
)
Question
8
8.
Solve the following pair of equations :
−
9
(
x
+
y
)
−
11
(
x
−
y
)
=
(
−
23
)
−
6
(
x
+
y
)
−
14
(
x
−
y
)
=
(
−
62
)
(i)
(
1
84
,
(
-13
84
)
)
(ii)
(
(
-1
84
)
,
(
-5
28
)
)
(iii)
(
(
-1
84
)
,
(
-13
84
)
)
(iv)
(
(
-1
86
)
,
(
-13
84
)
)
(v)
(
(
-1
84
)
,
(
-13
82
)
)
Question
9
9.
Solve the following pair of equations :
1
(
5
x
+
y
)
−
3
(
5
x
−
y
)
=
16
−
2
(
5
x
+
y
)
−
7
(
5
x
−
y
)
=
33
(i)
(
4
25
,
3
5
)
(ii)
(
2
25
,
3
5
)
(iii)
(
2
27
,
3
5
)
(iv)
(
2
25
,
1
)
(v)
(
2
25
,
1
5
)
Question
10
10.
Solve the following pair of equations :
3
(
x
−
7
)
−
13
(
y
−
4
)
=
41
−
1
(
x
−
7
)
−
4
(
y
−
4
)
=
28
(i)
(
55
8
,
-3
)
(ii)
(
55
8
,
19
5
)
(iii)
(
1
,
19
5
)
(iv)
(
3
,
19
5
)
(v)
(
55
8
,
-1
)
Question
11
11.
Solve the following pair of equations :
(
−
11
x
−
5
y
)
=
(
−
62
x
y
)
(
−
4
x
−
8
y
)
=
(
−
4
x
y
)
(i)
(
(
-1
3
)
,
1
7
)
(ii)
(
-1
,
1
7
)
(iii)
(
(
-1
3
)
,
(
-1
7
)
)
(iv)
(
(
-1
3
)
,
1
5
)
Question
12
12.
Solve the following pair of equations :
(
−
5
x
+
8
y
)
x
y
=
-39
(
−
7
x
+
2
y
)
x
y
=
19
(i)
(
(
-1
6
)
,
(
-1
5
)
)
(ii)
(
(
-3
8
)
,
(
-1
5
)
)
(iii)
(
(
-1
8
)
,
1
5
)
(iv)
(
(
-1
8
)
,
(
-1
5
)
)
(v)
(
(
-1
8
)
,
(
-1
7
)
)
Question
13
13.
Solve the following pair of equations :
−
11
√
x
+
10
√
y
=
-28
−
10
√
x
+
1
√
y
=
-74
(i)
(
1
64
,
1
36
)
(ii)
(
1
64
,
1
34
)
(iii)
(
1
64
,
(
-1
36
)
)
(iv)
(
3
64
,
1
36
)
(v)
(
1
66
,
1
36
)
Assignment Key
1) (v)
2) (i)
3) (ii)
4) (v)
5) (ii)
6) (iv)
7) (i)
8) (iii)
9) (ii)
10) (ii)
11) (i)
12) (iv)
13) (i)