EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Simple Equations
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
The L.H.S of the equation
(
−
5
x
−
4
)
=
0
is
(i)
0
(ii)
(
−
5
x
−
6
)
(iii)
(
−
6
x
−
4
)
(iv)
(
−
5
x
−
4
)
(v)
(
−
5
x
−
2
)
Question
2
2.
In △DEF, if ∠D = 59° and ∠E = 61°, find the measure of ∠F
(i)
F
=
58°
(ii)
F
=
60°
(iii)
F
=
61°
(iv)
F
=
59°
(v)
F
=
62°
Question
3
3.
Which of the following equations is not equivalent to
(
4
x
+
4
)
=
4
(i)
20
x
=
0
(ii)
(
−
12
x
)
=
0
(iii)
16
x
=
0
(iv)
4
x
=
(
−
4
)
(v)
4
x
=
0
Question
4
4.
Which of the following equations is the same as
(
6
x
−
5
)
=
(
−
4
)
(i)
(
−
24
x
+
20
)
=
16
(ii)
(
−
24
x
+
20
)
=
19
(iii)
(
−
24
x
+
23
)
=
16
(iv)
(
−
24
x
+
20
)
=
13
(v)
(
−
24
x
+
17
)
=
16
Question
5
5.
Which of the following equations is not the same as
(
5
x
−
6
)
=
(
−
9
)
(i)
(
12
x
−
8
)
=
(
7
x
−
11
)
(ii)
(
−
2
x
−
4
)
=
(
−
7
x
−
7
)
(iii)
(
12
x
+
3
)
=
7
x
(iv)
(
−
2
x
−
4
)
=
(
7
x
−
11
)
(v)
(
−
2
x
−
15
)
=
(
−
7
x
−
18
)
Question
6
6.
The R.H.S of the equation
(
6
x
−
7
)
=
5
is
(i)
8
(ii)
4
(iii)
5
(iv)
2
(v)
(
6
x
−
7
)
Question
7
7.
Which of the following equations is not the same as
(
5
x
−
2
)
=
4
(i)
(
5
x
−
5
)
=
1
(ii)
(
5
x
+
1
)
=
7
(iii)
5
x
=
6
(iv)
(
5
x
−
4
)
=
2
(v)
(
5
x
−
6
)
=
8
Question
8
8.
The vertical angle of an isosceles triangle is twice the sum of its base angles. Find each angle of the triangle.
(i)
A
=
118°
,
B
=
32°
,
C
=
30°
(ii)
A
=
120°
,
B
=
28°
,
C
=
32°
(iii)
A
=
120°
,
B
=
30°
,
C
=
30°
(iv)
A
=
118°
,
B
=
30°
,
C
=
32°
(v)
A
=
122°
,
B
=
30°
,
C
=
28°
Question
9
9.
Find the unknown angle in the following figure
(i)
x
=
47°
(ii)
x
=
46°
(iii)
x
=
45°
(iv)
x
=
43°
(v)
x
=
44°
Question
10
10.
Which of the following equations is the same as
(
−
4
x
+
2
)
=
0
(i)
(
−
4
x
+
4
)
=
(
−
3
)
(ii)
(
−
4
x
−
1
)
=
1
(iii)
(
−
4
x
−
1
)
=
(
−
3
)
(iv)
(
−
4
x
−
6
)
=
(
−
3
)
(v)
(
−
4
x
−
1
)
=
(
−
7
)
Question
11
11.
Solve the equation
(
5
3
x
−
8
)
=
0
(i)
24
5
(ii)
22
5
(iii)
32
7
(iv)
26
5
(v)
16
3
Question
12
12.
Which of the following equations is equivalent to
(
6
x
+
1
)
=
0
(i)
6
x
=
(
−
3
)
(ii)
6
x
=
1
(iii)
6
x
=
(
−
1
)
(iv)
6
x
=
(
−
2
)
(v)
6
x
=
0
Question
13
13.
The ratio between the base angle and the vertical angle of an isosceles triangle is 11 : 14. Find each angle of the triangle
(i)
A
=
68°
,
B
=
55°
,
C
=
57°
(ii)
A
=
72°
,
B
=
55°
,
C
=
53°
(iii)
A
=
70°
,
B
=
53°
,
C
=
57°
(iv)
A
=
70°
,
B
=
55°
,
C
=
55°
(v)
A
=
68°
,
B
=
57°
,
C
=
55°
Question
14
14.
Two angles of a triangle measure 53° and 55° respectively. Find the measure of the third angle of the triangle
(i)
72°
(ii)
70°
(iii)
73°
(iv)
71°
(v)
74°
Question
15
15.
Which of the following equations is not the same as
(
x
+
2
)
=
0
(i)
(
8
x
−
4
)
=
(
7
x
−
6
)
(ii)
(
6
x
+
9
)
=
(
5
x
+
7
)
(iii)
(
−
4
x
−
5
)
=
(
−
5
x
−
7
)
(iv)
(
8
x
−
4
)
=
(
−
7
x
+
6
)
(v)
(
−
6
x
+
8
)
=
(
−
7
x
+
6
)
Question
16
16.
Which of the following equations is not the same as
(
−
3
x
+
6
)
=
(
−
8
x
−
3
)
(i)
(
−
6
x
+
4
)
=
(
−
11
x
−
5
)
(ii)
(
−
4
x
+
2
)
=
(
−
9
x
−
7
)
(iii)
8
=
(
−
11
x
−
5
)
(iv)
8
=
(
−
5
x
−
1
)
(v)
(
−
2
x
+
10
)
=
(
−
7
x
+
1
)
Question
17
17.
Which of the following equations is not the same as
(
−
7
x
−
3
)
=
0
(i)
(
−
7
x
−
6
)
=
3
(ii)
(
−
7
x
+
1
)
=
4
(iii)
(
−
7
x
−
7
)
=
(
−
4
)
(iv)
(
−
7
x
−
4
)
=
(
−
1
)
(v)
(
−
7
x
−
2
)
=
1
Question
18
18.
Find the measure of each of the two equal angles of an isosceles right-angled triangle.
(i)
45°
(ii)
47°
(iii)
43°
(iv)
46°
(v)
44°
Question
19
19.
Which of the following equations is not equivalent to
(
4
x
−
6
)
=
0
(i)
4
x
=
6
(ii)
(
−
8
x
)
=
(
−
12
)
(iii)
(
−
20
x
)
=
(
−
30
)
(iv)
(
−
4
x
)
=
(
−
6
)
(v)
4
x
=
11
Question
20
20.
Solve the equation
(
−
5
x
+
6
)
=
0
(i)
6
5
(ii)
4
3
(iii)
8
7
(iv)
4
5
(v)
8
5
Question
21
21.
Solve the equation
(
−
9
x
−
5
)
=
(
−
5
x
+
3
)
(i)
-1
(ii)
-5
(iii)
-2
(iv)
0
(v)
-3
Question
22
22.
Find the unknown angle from the following figure
(i)
x
=
56.88°
(ii)
x
=
57.88°
(iii)
x
=
59.88°
(iv)
x
=
58.88°
(v)
x
=
60.88°
Question
23
23.
Which of the following equations is the same as
(
3
x
+
3
)
=
9
(i)
(
−
6
x
+
1
)
=
(
−
9
x
+
7
)
(ii)
(
11
x
+
10
)
=
(
−
8
x
+
2
)
(iii)
(
−
6
x
+
1
)
=
(
9
x
+
11
)
(iv)
(
−
5
x
−
4
)
=
(
8
x
+
16
)
(v)
(
12
x
+
5
)
=
(
−
9
x
+
7
)
Question
24
24.
Which of the following equations is the same as
(
−
7
x
−
8
)
=
(
9
x
−
2
)
(i)
(
−
7
x
−
6
)
=
(
9
x
−
3
)
(ii)
(
−
7
x
−
12
)
=
(
9
x
−
3
)
(iii)
(
−
7
x
−
9
)
=
(
9
x
−
1
)
(iv)
(
−
7
x
−
9
)
=
(
9
x
−
5
)
(v)
(
−
7
x
−
9
)
=
(
9
x
−
3
)
Question
25
25.
Find the unknown angle in the following figure
(i)
x
=
42.24°
(ii)
x
=
40.24°
(iii)
x
=
43.24°
(iv)
x
=
41.24°
(v)
x
=
44.24°
Assignment Key
1) (iv)
2) (ii)
3) (iv)
4) (i)
5) (iv)
6) (iii)
7) (v)
8) (iii)
9) (iii)
10) (iii)
11) (i)
12) (iii)
13) (iv)
14) (i)
15) (iv)
16) (iii)
17) (i)
18) (i)
19) (v)
20) (i)
21) (iii)
22) (iv)
23) (i)
24) (v)
25) (i)
