EduSahara™ Assignment
Name : Two Variable Problems
Chapter : Linear Equations and Simultaneous Linear Equations
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
Solve
(
−
2
x
−
3
y
−
21
)
=
0
(
−
8
x
−
15
y
−
87
)
=
0
(i)
(
-7
,
-1
)
(ii)
(
-9
,
-4
)
(iii)
(
-9
,
-1
)
(iv)
(
-9
,
-2
)
(v)
(
-8
,
-1
)
Question
2
2.
Solve
(
−
5
x
+
y
+
4
)
=
0
(
−
2
x
+
2
y
+
4
)
=
0
(i)
(
1
4
,
(
-3
2
)
)
(ii)
(
1
2
,
(
-3
2
)
)
(iii)
(
3
2
,
-2
)
(iv)
(
3
2
,
(
-5
2
)
)
(v)
(
1
4
,
-2
)
Question
3
3.
Solve
(
5
x
−
3
y
+
4
)
=
3
(
−
4
x
−
y
+
4
)
=
4
(i)
(
(
-1
17
)
,
4
17
)
(ii)
(
(
-1
19
)
,
4
17
)
(iii)
(
(
-1
19
)
,
4
15
)
(iv)
(
1
17
,
2
17
)
(v)
(
1
17
,
4
15
)
Question
4
4.
Solve
(
5
x
+
4
y
+
5
)
=
(
3
x
−
5
y
−
1
)
(
5
x
+
4
y
+
5
)
=
(
−
x
−
4
y
−
3
)
(i)
(
(
-10
19
)
,
(
-12
19
)
)
(ii)
(
(
-12
19
)
,
(
-10
19
)
)
(iii)
(
(
-10
19
)
,
(
-10
17
)
)
(iv)
(
(
-4
7
)
,
(
-10
17
)
)
(v)
(
(
-4
7
)
,
(
-10
19
)
)
Question
5
5.
Solve
(
−
7
y
−
7
)
=
0
(
7
x
+
28
)
=
0
(i)
(
-3
,
-1
)
(ii)
(
-4
,
-1
)
(iii)
(
-2
,
-1
)
(iv)
(
-4
,
-4
)
(v)
(
-4
,
-2
)
Question
6
6.
Solve
(
−
3
x
−
3
y
−
2
)
=
0
(
5
x
−
2
y
)
=
0
(i)
(
(
-4
23
)
,
(
-10
19
)
)
(ii)
(
(
-4
23
)
,
(
-10
21
)
)
(iii)
(
(
-4
21
)
,
(
-10
21
)
)
(iv)
(
(
-2
21
)
,
(
-4
7
)
)
(v)
(
(
-2
21
)
,
(
-10
19
)
)
Question
7
7.
Solve
(
2
x
−
2
y
+
3
)
=
(
−
4
)
(
x
+
5
y
−
4
)
=
4
(i)
(
(
-17
12
)
,
7
4
)
(ii)
(
(
-17
12
)
,
21
10
)
(iii)
(
(
-3
2
)
,
21
10
)
(iv)
(
(
-19
12
)
,
23
12
)
(v)
(
(
-3
2
)
,
23
12
)
Question
8
8.
Solve
(
−
3
x
+
3
y
−
5
)
=
(
−
2
x
+
2
y
+
3
)
(
−
2
x
−
4
y
−
5
)
=
(
3
x
−
3
y
−
2
)
(i)
(
(
-3
2
)
,
35
6
)
(ii)
(
(
-13
8
)
,
37
6
)
(iii)
(
(
-11
6
)
,
37
6
)
(iv)
(
(
-3
2
)
,
25
4
)
(v)
(
(
-13
8
)
,
25
4
)
Question
9
9.
Solve
(
3
x
+
5
y
+
35
)
=
0
(
12
x
−
9
y
−
63
)
=
0
(i)
(
3
,
-7
)
(ii)
(
0
,
-9
)
(iii)
(
0
,
-8
)
(iv)
(
0
,
-7
)
(v)
(
1
,
-7
)
Question
10
10.
Solve
(
3
x
−
y
−
3
)
=
0
(
−
4
x
−
4
y
+
4
)
=
0
(i)
(
3
,
-1
)
(ii)
(
3
,
-3
)
(iii)
(
1
,
0
)
(iv)
(
2
,
0
)
(v)
(
2
,
-1
)
Question
11
11.
Solve
(
−
3
x
−
y
+
3
)
=
3
(
−
5
x
+
y
+
2
)
=
4
(i)
(
(
-1
4
)
,
3
4
)
(ii)
(
1
4
,
1
4
)
(iii)
(
(
-1
6
)
,
3
2
)
(iv)
(
(
-1
6
)
,
3
4
)
(v)
(
1
4
,
3
2
)
Question
12
12.
Solve
(
x
+
5
y
−
3
)
=
(
−
3
x
−
4
y
−
2
)
(
−
3
x
+
5
y
−
3
)
=
(
−
x
−
3
y
+
1
)
(i)
(
(
-12
25
)
,
7
25
)
(ii)
(
(
-14
27
)
,
9
23
)
(iii)
(
(
-12
25
)
,
9
23
)
(iv)
(
(
-14
25
)
,
9
25
)
(v)
(
(
-14
27
)
,
9
25
)
Assignment Key
1) (iii)
2) (ii)
3) (i)
4) (ii)
5) (ii)
6) (iii)
7) (iv)
8) (iii)
9) (iv)
10) (iii)
11) (i)
12) (iv)