EduSahara™ Assignment
Name : Solution of Pair of Linear Equations using Graphs
Chapter : Pair of Linear Equations in Two Variables
Grade : CBSE Grade X
License : Non Commercial Use
Question
1
1.
The point of intersection of x-axis and y-axis
(i)
(
7
,
0
)
(ii)
(
1
,
0
)
(iii)
(
1
,
1
)
(iv)
(
0
,
5
)
(v)
(
0
,
0
)
Question
2
2.
The equation of x-axis is
(i)
y
=
x
(ii)
x
=
1
(iii)
y
=
0
(iv)
y
=
1
(v)
x
=
0
Question
3
3.
The equation of y-axis is
(i)
y
=
x
(ii)
y
=
0
(iii)
x
=
0
(iv)
y
=
1
(v)
x
=
1
Question
4
4.
The ratio of coefficients of x and y in the equations of any two parallel lines is
(i)
not same
(ii)
not proportional
(iii)
same
(iv)
1
(v)
2
Question
5
5.
Any line parallel to x-axis is
(i)
an oblique line
(ii)
a curved line
(iii)
a horizontal line
(iv)
a vertical line
Question
6
6.
Any line parallel to y-axis is
(i)
a horizontal line
(ii)
a vertical line
(iii)
an oblique line
(iv)
a curved line
Question
7
7.
A line which is neither parallel to x-axis nor y-axis is
(i)
an oblique line
(ii)
a curved line
(iii)
a vertical line
(iv)
a horizontal line
Question
8
8.
Which of the following are true ?
a)
Equations of two parallel lines have the same constant and coefficients of x and y will not be same
b)
Equations of two parallel lines have the same constant and coefficients of x and y will be same
c)
Equations of two parallel lines differ in the constant term only, coefficients of x and y will be same
d)
Equations of two parallel lines differ in the constant and coefficients of x and y will not be same
(i)
{d,a,c}
(ii)
{b,c}
(iii)
{a,c}
(iv)
{c}
Question
9
9.
Equation of a straight line which is parallel to x-axis (where k is a constant) is
(i)
x
=
y
(ii)
y
=
0
(iii)
y
=
k
(iv)
x
=
k
(v)
x
=
0
Question
10
10.
Equation of a straight line which is parallel to y-axis (where k is a constant) is
(i)
y
=
0
(ii)
y
=
k
(iii)
x
=
k
(iv)
x
=
0
(v)
x
=
y
Question
11
11.
Write the given equation
y
=
(
9
13
x
−
20
13
)
in
a
x
+
b
y
+
c
= 0
form
(i)
(
−
9
11
x
+
y
+
20
13
)
=
0
(ii)
(
−
9
13
x
+
4
y
+
20
13
)
=
0
(iii)
(
−
3
5
x
+
y
+
20
13
)
=
0
(iv)
(
−
9
13
x
+
y
+
20
13
)
=
0
(v)
(
−
9
13
x
−
2
y
+
20
13
)
=
0
Question
12
12.
Find the equation parallel to the given equation
(i)
(
−
5
x
−
y
+
2
)
=
0
(ii)
(
−
x
+
5
y
−
4
)
=
0
(iii)
(
4
x
+
5
y
+
56
)
=
0
(iv)
(
−
6
x
+
5
y
−
28
)
=
0
Question
13
13.
Find the equation parallel to the given equation
(
3
x
+
8
y
+
3
)
=
0
(i)
(
−
11
x
+
3
y
−
7
)
=
0
(ii)
(
−
5
x
+
8
y
+
51
)
=
0
(iii)
(
3
x
+
8
y
−
3
)
=
0
(iv)
(
−
8
x
+
3
y
+
8
)
=
0
Question
14
14.
Find the equation of the displayed line
(i)
x
=
(
−
4
)
(ii)
y
=
(
−
3
)
(iii)
3
y
=
(
−
4
)
(iv)
y
=
(
−
4
)
(v)
y
=
(
−
5
)
Question
15
15.
Find the equation of the displayed line
(i)
x
=
(
−
3
)
(ii)
x
=
(
−
2
)
(iii)
y
=
(
−
3
)
(iv)
x
=
(
−
4
)
(v)
4
x
=
(
−
3
)
Question
16
16.
Find the equation of the line passing through the points
(
7
,
6
)
and
(
4
,
6
)
(i)
(
y
−
7
)
=
0
(ii)
(
4
y
−
18
)
=
0
(iii)
(
3
y
−
18
)
=
0
(iv)
(
2
y
−
18
)
=
0
(v)
(
y
−
6
)
=
0
Question
17
17.
The equation of the x-axis is
a)
x
=
0
b)
y
=
0
c)
x
=
y
d)
y
=
1
e)
x
=
1
(i)
{c,b}
(ii)
{a,b}
(iii)
{d,e,b}
(iv)
{b}
Question
18
18.
Find the equation of a straight line parallel to x-axis and
passing through the point
(
(
−
6
)
,
4
)
(i)
y
=
3
(ii)
x
=
(
−
6
)
(iii)
x
=
(
−
3
)
(iv)
y
=
4
(v)
y
=
6
Question
19
19.
Find the equation of a straight line parallel to y-axis and
passing through the point
(
(
−
7
)
,
8
)
(i)
y
=
10
(ii)
x
=
(
−
8
)
(iii)
y
=
8
(iv)
x
=
(
−
4
)
(v)
x
=
(
−
7
)
Question
20
20.
Find the value of k such that
(
6
y
+
6
)
=
0
and
(
k
x
+
y
−
2
) = 0
are parallel to each other
(i)
-1
(ii)
-3
(iii)
2
(iv)
0
(v)
1
Question
21
21.
Which of the following pairs of lines are parallel?
(i)
(
2
x
+
3
y
−
16
)
=
0
,
(
2
x
+
3
y
+
11
)
=
0
(ii)
(
2
x
+
3
y
−
16
)
=
0
,
(
−
5
x
+
2
y
−
30
)
=
0
(iii)
(
2
x
+
3
y
−
16
)
=
0
,
(
−
3
x
+
2
y
−
18
)
=
0
(iv)
(
2
x
+
3
y
−
16
)
=
0
,
(
−
x
+
3
y
+
17
)
=
0
Question
22
22.
Find the set of points satisfying the equation
(
−
7
x
−
10
y
−
18
)
=
0
(i)
(
(
−
2
)
,
(
−
2
5
)
)
,
(
(
−
1
)
,
(
−
11
10
)
)
,
(
(
−
2
)
,
(
−
19
5
)
)
,
(
1
,
(
−
5
2
)
)
,
(
2
,
(
−
16
5
)
)
(ii)
(
(
−
2
)
,
(
−
2
5
)
)
,
(
(
−
1
)
,
(
−
11
10
)
)
,
(
0
,
(
−
9
5
)
)
,
(
1
,
(
−
5
2
)
)
,
(
4
,
(
−
6
5
)
)
(iii)
(
(
−
2
)
,
(
−
2
5
)
)
,
(
(
−
1
)
,
(
−
11
10
)
)
,
(
0
,
(
−
9
5
)
)
,
(
0
,
(
−
3
2
)
)
,
(
2
,
(
−
16
5
)
)
(iv)
(
(
−
2
)
,
(
−
2
5
)
)
,
(
(
−
1
)
,
(
−
11
10
)
)
,
(
0
,
(
−
9
5
)
)
,
(
1
,
(
−
5
2
)
)
,
(
2
,
(
−
16
5
)
)
(v)
(
(
−
2
)
,
(
−
2
5
)
)
,
(
(
−
1
)
,
(
−
11
10
)
)
,
(
1
,
(
−
14
5
)
)
,
(
1
,
(
−
5
2
)
)
,
(
2
,
(
−
16
5
)
)
Question
23
23.
Find the set of points satisfying the equation
y
=
(
−
8
x
+
61
)
(i)
(
(
−
2
)
,
77
)
,
(
(
−
1
)
,
69
)
,
(
(
−
2
)
,
59
)
,
(
1
,
53
)
,
(
2
,
45
)
(ii)
(
(
−
2
)
,
77
)
,
(
(
−
1
)
,
69
)
,
(
0
,
61
)
,
(
1
,
53
)
,
(
2
,
45
)
(iii)
(
(
−
2
)
,
77
)
,
(
(
−
1
)
,
69
)
,
(
0
,
61
)
,
(
0
,
54
)
,
(
2
,
45
)
(iv)
(
(
−
2
)
,
77
)
,
(
(
−
1
)
,
69
)
,
(
0
,
61
)
,
(
1
,
53
)
,
(
4
,
47
)
(v)
(
(
−
2
)
,
77
)
,
(
(
−
1
)
,
69
)
,
(
1
,
60
)
,
(
1
,
53
)
,
(
2
,
45
)
Question
24
24.
Find the set of points satisfying the equation
x
=
(
8
7
y
−
2
7
)
(i)
(
(
−
2
)
,
(
−
3
2
)
)
,
(
(
−
1
)
,
(
−
5
8
)
)
,
(
0
,
1
4
)
,
(
0
,
17
8
)
,
(
2
,
2
)
(ii)
(
(
−
2
)
,
(
−
3
2
)
)
,
(
(
−
1
)
,
(
−
5
8
)
)
,
(
(
−
2
)
,
(
−
7
4
)
)
,
(
1
,
9
8
)
,
(
2
,
2
)
(iii)
(
(
−
2
)
,
(
−
3
2
)
)
,
(
(
−
1
)
,
(
−
5
8
)
)
,
(
1
,
(
−
3
4
)
)
,
(
1
,
9
8
)
,
(
2
,
2
)
(iv)
(
(
−
2
)
,
(
−
3
2
)
)
,
(
(
−
1
)
,
(
−
5
8
)
)
,
(
0
,
1
4
)
,
(
1
,
9
8
)
,
(
2
,
2
)
(v)
(
(
−
2
)
,
(
−
3
2
)
)
,
(
(
−
1
)
,
(
−
5
8
)
)
,
(
0
,
1
4
)
,
(
1
,
9
8
)
,
(
4
,
4
)
Question
25
25.
Find the set of points satisfying the equation
y
=
5
6
x
(i)
(
(
−
2
)
,
(
−
5
3
)
)
,
(
(
−
1
)
,
(
−
5
6
)
)
,
(
0
,
0
)
,
(
1
,
5
6
)
,
(
2
,
5
3
)
(ii)
(
(
−
2
)
,
(
−
5
3
)
)
,
(
(
−
1
)
,
(
−
5
6
)
)
,
(
(
−
2
)
,
(
−
2
)
)
,
(
1
,
5
6
)
,
(
2
,
5
3
)
(iii)
(
(
−
2
)
,
(
−
5
3
)
)
,
(
(
−
1
)
,
(
−
5
6
)
)
,
(
1
,
(
−
1
)
)
,
(
1
,
5
6
)
,
(
2
,
5
3
)
(iv)
(
(
−
2
)
,
(
−
5
3
)
)
,
(
(
−
1
)
,
(
−
5
6
)
)
,
(
0
,
0
)
,
(
1
,
5
6
)
,
(
4
,
11
3
)
(v)
(
(
−
2
)
,
(
−
5
3
)
)
,
(
(
−
1
)
,
(
−
5
6
)
)
,
(
0
,
0
)
,
(
0
,
11
6
)
,
(
2
,
5
3
)
Question
26
26.
Find the set of points satisfying the equation
(
27
x
+
16
y
−
6
)
=
0
(i)
(
(
−
2
)
,
15
4
)
,
(
(
−
1
)
,
33
16
)
,
(
0
,
3
8
)
,
(
1
,
(
−
21
16
)
)
,
(
4
,
(
−
1
)
)
(ii)
(
(
−
2
)
,
15
4
)
,
(
(
−
1
)
,
33
16
)
,
(
0
,
3
8
)
,
(
1
,
(
−
21
16
)
)
,
(
2
,
(
−
3
)
)
(iii)
(
(
−
2
)
,
15
4
)
,
(
(
−
1
)
,
33
16
)
,
(
1
,
(
−
5
8
)
)
,
(
1
,
(
−
21
16
)
)
,
(
2
,
(
−
3
)
)
(iv)
(
(
−
2
)
,
15
4
)
,
(
(
−
1
)
,
33
16
)
,
(
0
,
3
8
)
,
(
0
,
(
−
5
16
)
)
,
(
2
,
(
−
3
)
)
(v)
(
(
−
2
)
,
15
4
)
,
(
(
−
1
)
,
33
16
)
,
(
(
−
2
)
,
(
−
13
8
)
)
,
(
1
,
(
−
21
16
)
)
,
(
2
,
(
−
3
)
)
Question
27
27.
Find the set of points satisfying the equation
y
=
9
(i)
(
(
−
2
)
,
9
)
,
(
(
−
1
)
,
9
)
,
(
0
,
9
)
,
(
1
,
9
)
,
(
2
,
9
)
(ii)
(
(
−
2
)
,
9
)
,
(
(
−
1
)
,
9
)
,
(
0
,
9
)
,
(
0
,
10
)
,
(
2
,
9
)
(iii)
(
(
−
2
)
,
9
)
,
(
(
−
1
)
,
9
)
,
(
0
,
9
)
,
(
1
,
9
)
,
(
4
,
11
)
(iv)
(
(
−
2
)
,
9
)
,
(
(
−
1
)
,
9
)
,
(
1
,
8
)
,
(
1
,
9
)
,
(
2
,
9
)
(v)
(
(
−
2
)
,
9
)
,
(
(
−
1
)
,
9
)
,
(
(
−
2
)
,
7
)
,
(
1
,
9
)
,
(
2
,
9
)
Question
28
28.
Find the set of points satisfying the equation
x
=
(
−
4
)
(i)
(
(
−
4
)
,
(
−
2
)
)
,
(
(
−
4
)
,
(
−
1
)
)
,
(
(
−
4
)
,
0
)
,
(
(
−
4
)
,
1
)
,
(
(
−
2
)
,
4
)
(ii)
(
(
−
4
)
,
(
−
2
)
)
,
(
(
−
4
)
,
(
−
1
)
)
,
(
(
−
3
)
,
(
−
1
)
)
,
(
(
−
4
)
,
1
)
,
(
(
−
4
)
,
2
)
(iii)
(
(
−
4
)
,
(
−
2
)
)
,
(
(
−
4
)
,
(
−
1
)
)
,
(
(
−
4
)
,
0
)
,
(
(
−
5
)
,
2
)
,
(
(
−
4
)
,
2
)
(iv)
(
(
−
4
)
,
(
−
2
)
)
,
(
(
−
4
)
,
(
−
1
)
)
,
(
(
−
6
)
,
(
−
2
)
)
,
(
(
−
4
)
,
1
)
,
(
(
−
4
)
,
2
)
(v)
(
(
−
4
)
,
(
−
2
)
)
,
(
(
−
4
)
,
(
−
1
)
)
,
(
(
−
4
)
,
0
)
,
(
(
−
4
)
,
1
)
,
(
(
−
4
)
,
2
)
Question
29
29.
Which of the following equations satisfy the given points
(
(
−
2
)
,
51
13
)
,
(
(
−
1
)
,
42
13
)
,
(
0
,
33
13
)
,
(
1
,
24
13
)
,
(
2
,
15
13
)
?
(i)
x
=
0
(ii)
y
=
(
−
9
13
x
+
7
)
(iii)
(
−
9
x
−
13
y
+
33
)
=
0
(iv)
y
=
7
(v)
x
=
(
9
13
y
−
63
13
)
Question
30
30.
Which of the following equations satisfy the given points
(
(
−
2
)
,
8
)
,
(
(
−
1
)
,
7
)
,
(
0
,
6
)
,
(
1
,
5
)
,
(
2
,
4
)
?
(i)
(
−
8
x
−
8
y
+
16
)
=
0
(ii)
y
=
(
−
x
+
6
)
(iii)
x
=
5
(iv)
y
=
1
(v)
(
9
x
+
15
y
−
5
)
=
0
Question
31
31.
Which of the following equations satisfy the given points
(
(
−
2
)
,
15
7
)
,
(
(
−
1
)
,
9
7
)
,
(
0
,
3
7
)
,
(
1
,
(
−
3
7
)
)
,
(
2
,
(
−
9
7
)
)
?
(i)
x
=
2
(ii)
y
=
9
(iii)
y
=
(
−
8
5
x
+
61
5
)
(iv)
(
6
x
+
7
y
−
3
)
=
0
(v)
(
−
8
x
−
5
y
+
12
)
=
0
Question
32
32.
Which of the following equations satisfy the given points
(
(
−
2
)
,
3
)
,
(
(
−
1
)
,
3
)
,
(
0
,
3
)
,
(
1
,
3
)
,
(
2
,
3
)
?
(i)
y
=
3
(ii)
x
=
(
−
7
)
(iii)
x
=
(
9
7
y
−
76
7
)
(iv)
(
−
9
x
−
7
y
−
26
)
=
0
(v)
(
9
x
+
28
y
−
4
)
=
0
Question
33
33.
Which of the following equations satisfy the given points
(
(
−
4
)
,
(
−
2
)
)
,
(
(
−
4
)
,
(
−
1
)
)
,
(
(
−
4
)
,
0
)
,
(
(
−
4
)
,
1
)
,
(
(
−
4
)
,
2
)
?
(i)
(
3
x
+
3
y
−
1
)
=
0
(ii)
y
=
(
−
7
)
(iii)
x
=
(
13
6
y
+
67
6
)
(iv)
(
−
13
x
−
6
y
−
22
)
=
0
(v)
x
=
(
−
4
)
Question
34
34.
Which of the displayed lines represent the equation
(
4
x
−
3
y
+
18
)
=
0
?
(i)
line with point
S
(ii)
line with point
P
(iii)
line with point
O
(iv)
line with point
Q
(v)
line with point
R
Question
35
35.
Which of the displayed lines represent the equation
y
=
5
(i)
line with point
Q
(ii)
line with point
U
(iii)
line with point
T
(iv)
line with point
R
(v)
line with point
S
Question
36
36.
Which of the displayed lines represent the equation
x
=
(
−
9
)
(i)
line with point
S
(ii)
line with point
R
(iii)
line with point
U
(iv)
line with point
T
(v)
line with point
Q
Question
37
37.
Which of the displayed lines represent the equation
y
=
(
3
4
x
+
1
)
(i)
line with point
S
(ii)
line with point
V
(iii)
line with point
U
(iv)
line with point
T
(v)
line with point
W
Question
38
38.
Which of the displayed lines represent the equation
y
=
4
5
x
(i)
line with point
P
(ii)
line with point
M
(iii)
line with point
N
(iv)
line with point
O
(v)
line with point
Q
Question
39
39.
Solve
(
12
x
+
6
y
+
6
)
=
0
(
−
3
x
+
2
y
−
19
)
=
0
(i)
(
(
−
1
)
,
7
)
(ii)
(
(
−
3
)
,
5
)
(iii)
(
(
−
2
)
,
4
)
(iv)
(
(
−
4
)
,
6
)
(v)
(
(
−
5
)
,
3
)
Question
40
40.
Solve
(
10
x
+
3
y
+
51
)
=
0
(
−
x
−
y
−
3
)
=
0
(i)
(
(
−
6
)
,
3
)
(ii)
(
(
−
4
)
,
5
)
(iii)
(
7
,
9
)
(iv)
(
6
,
6
)
(v)
(
(
−
8
)
,
1
)
Question
41
41.
Solve
(
x
−
7
)
=
0
(
x
−
5
)
=
0
(i)
No solution
(ii)
(
(
−
6
)
,
(
−
9
)
)
(iii)
Infinite solutions
(iv)
(
(
−
7
)
,
7
)
(v)
(
(
−
4
)
,
(
−
7
)
)
Question
42
42.
Solve
(
y
+
7
)
=
0
(
y
−
3
)
=
0
(i)
(
1
,
1
)
(ii)
Infinite solutions
(iii)
(
(
−
3
)
,
(
−
1
)
)
(iv)
No solution
(v)
(
(
−
5
)
,
(
−
3
)
)
Question
43
43.
Solve
(
13
x
−
9
y
−
28
)
=
0
(
−
13
x
+
9
y
+
106
)
=
0
(i)
No solution
(ii)
(
4
,
(
−
6
)
)
(iii)
(
(
−
2
)
,
(
−
6
)
)
(iv)
Infinite solutions
(v)
(
(
−
4
)
,
(
−
8
)
)
Question
44
44.
Solve
(
−
2
x
−
5
y
−
3
)
=
0
(
−
4
x
−
10
y
−
6
)
=
0
(i)
Infinite solutions
(ii)
(
(
−
4
)
,
(
−
1
)
)
(iii)
(
1
,
(
−
1
)
)
(iv)
No solution
(v)
(
(
−
4
)
,
1
)
Question
45
45.
Solve
(
x
+
3
y
−
6
)
=
0
y
=
0
(i)
(
0
,
0
)
(ii)
(
6
,
4
)
(iii)
(
3
,
1
)
(iv)
(
6
,
0
)
Question
46
46.
Solve
(
−
3
x
+
2
y
)
=
0
x
=
0
(i)
(
6
,
(
−
7
)
)
(ii)
(
0
,
0
)
(iii)
(
(
−
2
)
,
(
−
3
)
)
Question
47
47.
Solve
(
12
x
+
10
y
+
34
)
=
0
(
−
12
x
−
12
y
−
24
)
=
0
(i)
(
(
−
7
)
,
5
)
(ii)
(
(
−
5
)
,
7
)
(iii)
(
(
−
6
)
,
4
)
(iv)
(
(
−
8
)
,
6
)
(v)
(
(
−
9
)
,
3
)
Question
48
48.
Solve
(
−
3
x
−
11
y
+
34
)
=
0
(
−
9
x
−
3
y
+
42
)
=
0
(i)
(
2
,
0
)
(ii)
(
7
,
9
)
(iii)
(
6
,
4
)
(iv)
(
6
,
8
)
(v)
(
4
,
2
)
Question
49
49.
Solve
(
x
+
4
)
=
0
(
x
−
6
)
=
0
(i)
Infinite solutions
(ii)
No solution
(iii)
(
2
,
(
−
6
)
)
(iv)
(
0
,
(
−
8
)
)
(v)
(
(
−
2
)
,
(
−
6
)
)
Question
50
50.
Solve
(
y
+
5
)
=
0
(
y
−
5
)
=
0
(i)
(
3
,
0
)
(ii)
Infinite solutions
(iii)
(
3
,
4
)
(iv)
(
5
,
6
)
(v)
No solution
Question
51
51.
Solve
(
y
+
3
)
=
0
(
y
−
1
)
=
0
(i)
Infinite solutions
(ii)
(
6
,
(
−
3
)
)
(iii)
(
(
−
4
)
,
1
)
(iv)
No solution
(v)
(
4
,
(
−
5
)
)
Question
52
52.
Solve
(
11
x
−
13
y
−
12
)
=
0
(
44
x
−
52
y
−
48
)
=
0
(i)
(
(
−
5
)
,
1
)
(ii)
Infinite solutions
(iii)
(
(
−
6
)
,
(
−
6
)
)
(iv)
(
7
,
5
)
(v)
No solution
Question
53
53.
Solve
(
4
x
+
12
y
+
64
)
=
0
(
y
+
7
)
=
0
(i)
(
0
,
(
−
7
)
)
(ii)
(
5
,
(
−
7
)
)
(iii)
(
(
−
7
)
,
(
−
3
)
)
(iv)
(
4
,
3
)
(v)
(
5
,
0
)
Question
54
54.
Solve
(
−
2
x
+
7
y
+
15
)
=
0
(
x
−
4
)
=
0
(i)
(
4
,
0
)
(ii)
(
(
−
3
)
,
(
−
3
)
)
(iii)
(
5
,
6
)
(iv)
(
0
,
(
−
1
)
)
(v)
(
4
,
(
−
1
)
)
Assignment Key
1) (v)
2) (iii)
3) (iii)
4) (iii)
5) (iii)
6) (ii)
7) (i)
8) (iv)
9) (iii)
10) (iii)
11) (iv)
12) (ii)
13) (iii)
14) (iv)
15) (i)
16) (iii)
17) (iv)
18) (iv)
19) (v)
20) (iv)
21) (i)
22) (iv)
23) (ii)
24) (iv)
25) (i)
26) (ii)
27) (i)
28) (v)
29) (iii)
30) (ii)
31) (iv)
32) (i)
33) (v)
34) (iii)
35) (i)
36) (v)
37) (i)
38) (ii)
39) (ii)
40) (i)
41) (i)
42) (iv)
43) (i)
44) (i)
45) (iv)
46) (ii)
47) (i)
48) (v)
49) (ii)
50) (v)
51) (iv)
52) (ii)
53) (ii)
54) (v)