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CBSE Class 7 Maths Worksheet

Simple Equations

1.
Choose the correct value of x: x/4 - 4 = 1
A) 20 B) 4 C) 1/4 D) 1
2.
Fill in the blanks: The product of 30 and 1/2 of a number added to 40 . The equation will be ______.
3.
Solve the equation and check the result by systematic method: 14 = 7x/10 - 8
4.
Solve the following equation by trial and error method: x + 7 = 10
5.
Find the value of x: If 2x - 4 = 5 - x, then x = ?
6.
Find the value of x: When x/6 = 7, then x = ?
7.
Find the value of x: If 4x - 1/4 = 3/4, then x = ?
8.
Find the value of x: When 2x + 3 = 5, then x = ?
9.
Solve the following equation by trial and error method: x - 15 = 20
10.
Find the value of x: When 5x = 25, then x = ?
11.
Find the value of v: –5   =  v / –4
12.
Find the value of x: 2x   =   10
13.
Solve the following equation by trial and error method: 3x + 4 = 5x - 4
14.
Find the value of x: If 4/5x - 2/5 = 1, then x = ?
15.
Solve the equation and check the result by systematic method: 3 (x + 2) - 2 (x - 1) = 7
16.
Find the value of v: 4v   =   –5
17.
Find the value of z: z + 5   =   –10
18.
Choose the correct option: The value of the variable that we get on solving the equation is _______.
A) Degree of equation B) Root of the equation C) Co-efficient of the variable D) None
19.
Solve the equation by transposition method: 2 (5x - 3) - 3(2x - 1) = 9
20.
Find the value of x: When 7x + 1 = 36, then x = ?

CBSE Class 7 Maths Worksheet

Simple Equations

Answers

1.
Option A

2.
1/2x X 30 + 40
3.
220/7
4.
3
5.
3
6.
42
7.
1/4
8.
1
9.
35
10.
5
11.
v = 20
12.
x = 5
13.
4
14.
7/4
15.
-1
16.
v = -1 1/4
17.
z = -15
18.
Option B

19.
3
20.
5

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