EduSahara™ Assignment
Name : Solving Simultaneous Equations
Chapter : Simultaneous Linear Equations
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
Solve
(
−
14
x
+
126
)
=
0
(
x
+
11
y
−
64
)
=
0
(i)
(
10
,
5
)
(ii)
(
9
,
5
)
(iii)
(
9
,
4
)
(iv)
(
9
,
2
)
(v)
(
11
,
5
)
Question
2
2.
Solve
(
4
x
−
y
)
=
0
(
−
x
−
y
+
5
)
=
0
(i)
(
4
,
3
)
(ii)
(
1
,
4
)
(iii)
(
2
,
3
)
(iv)
(
2
,
4
)
(v)
(
4
,
2
)
Question
3
3.
Solve
(
−
4
x
+
y
−
3
)
=
3
(
−
x
+
5
y
−
5
)
=
(
−
4
)
(i)
(
(
-29
19
)
,
(
-2
19
)
)
(ii)
(
(
-27
19
)
,
(
-2
17
)
)
(iii)
(
(
-27
19
)
,
(
-4
19
)
)
(iv)
(
(
-31
21
)
,
(
-2
19
)
)
(v)
(
(
-31
21
)
,
(
-2
17
)
)
Question
4
4.
Solve
(
−
4
x
−
4
y
+
5
)
=
(
3
x
+
2
y
−
3
)
(
−
2
x
+
4
y
−
1
)
=
(
−
4
x
+
3
y
+
4
)
(i)
(
30
7
,
(
-19
5
)
)
(ii)
(
24
5
,
(
-21
5
)
)
(iii)
(
30
7
,
(
-13
3
)
)
(iv)
(
22
5
,
(
-19
5
)
)
(v)
(
24
5
,
(
-13
3
)
)
Question
5
5.
Solve the following pair of equations :
7
x
−
16
y
=
8
9
x
+
1
y
=
(
−
76
)
(i)
(
(
-3
8
)
,
(
-1
4
)
)
(ii)
(
(
-1
8
)
,
(
-1
4
)
)
(iii)
(
(
-1
8
)
,
(
-1
6
)
)
(iv)
(
(
-1
8
)
,
1
4
)
(v)
(
(
-1
6
)
,
(
-1
4
)
)
Question
6
6.
Solve the following pair of equations :
−
6
x
−
2
y
=
36
−
10
x
−
11
y
=
37
(i)
(
-7
,
(
-1
3
)
)
(ii)
(
-4
,
1
3
)
(iii)
(
-7
,
1
3
)
(iv)
(
-7
,
1
)
(v)
(
-6
,
1
3
)
Question
7
7.
Solve the following pair of equations :
−
3
x
−
6
y
=
27
−
4
x
+
3
y
=
(
−
19
)
(i)
(
4
,
-5
)
(ii)
(
1
1
,
-7
)
(iii)
(
2
,
-5
)
(iv)
(
1
1
,
-5
)
(v)
(
1
1
,
-6
)
Question
8
8.
Solve the following pair of equations :
2
(
x
+
y
)
+
6
(
x
−
y
)
=
(
−
2
)
−
1
(
x
+
y
)
+
8
(
x
−
y
)
=
(
−
10
)
(i)
(
(
-1
4
)
,
3
4
)
(ii)
(
(
-1
6
)
,
3
4
)
(iii)
(
1
4
,
3
4
)
(iv)
(
(
-1
4
)
,
3
2
)
(v)
(
(
-1
4
)
,
1
4
)
Question
9
9.
Solve the following pair of equations :
−
10
(
5
x
+
y
)
+
4
(
5
x
−
y
)
=
(
−
14
)
−
12
(
5
x
+
y
)
+
5
(
5
x
−
y
)
=
(
−
16
)
(i)
(
3
40
,
1
24
)
(ii)
(
7
122
,
1
24
)
(iii)
(
7
120
,
(
-1
24
)
)
(iv)
(
7
120
,
1
22
)
(v)
(
7
120
,
1
24
)
Question
10
10.
Solve the following pair of equations :
8
(
x
−
3
)
−
3
(
y
+
5
)
=
54
3
(
x
−
3
)
+
5
(
y
+
5
)
=
8
(i)
(
19
6
,
(
-11
2
)
)
(ii)
(
19
6
,
-1
)
(iii)
(
19
6
,
-2
)
(iv)
(
2
,
(
-11
2
)
)
(v)
(
1
,
(
-11
2
)
)
Question
11
11.
Solve the following pair of equations :
(
4
x
−
8
y
)
=
(
−
20
x
y
)
(
−
6
x
−
2
y
)
=
(
−
12
x
y
)
(i)
(
1
3
,
-2
)
(ii)
(
1
5
,
1
1
)
(iii)
(
1
3
,
1
1
)
(iv)
(
1
,
1
1
)
(v)
(
1
3
,
0
)
Question
12
12.
Solve the following pair of equations :
(
−
9
x
+
2
y
)
x
y
=
5
(
−
11
x
+
8
y
)
x
y
=
-5
(i)
(
(
-1
2
)
,
-2
)
(ii)
(
(
-1
2
)
,
-3
)
(iii)
(
1
,
1
-1
)
(iv)
(
(
-1
2
)
,
1
-1
)
(v)
(
(
-3
2
)
,
1
-1
)
Assignment Key
1) (ii)
2) (ii)
3) (i)
4) (iv)
5) (ii)
6) (iii)
7) (iv)
8) (i)
9) (v)
10) (i)
11) (iii)
12) (iv)
