CBSE Board Practice

Class VI Class VII Class VIII Class IX Class X
CBSE Grade VII - Simple Equations
Question 1
1.
    • Solve the equation
    • (
      −
      5
      x
      		)
      =
      (
      −
      6
      		)
  • 4
    3
  • 8
    5
  • 4
    5
  • 8
    7
  • 6
    5
Question 2
2.
    • Which of the following equations is not the same as
    • (
      9
      x
      −
      1
      		)
      =
      (
      −
      1
      		)
  • (
    8
    x
    −
    1
    		)
    =
    (
    −
    x
    −
    1
    		)
  • (
    4
    x
    −
    7
    		)
    =
    (
    −
    5
    x
    −
    7
    		)
  • (
    14
    x
    +
    5
    		)
    =
    (
    5
    x
    +
    5
    		)
  • (
    10
    x
    −
    1
    		)
    =
    (
    −
    x
    −
    1
    		)
  • (
    10
    x
    −
    1
    		)
    =
    (
    x
    −
    1
    		)
Question 3
3.
    • Find the unknown angles in the following figure
  • A
    =
    41°
    ,
    B
    =
    41°
  • A
    =
    38°
    ,
    B
    =
    38°
  • A
    =
    40°
    ,
    B
    =
    40°
  • A
    =
    42°
    ,
    B
    =
    42°
  • A
    =
    39°
    ,
    B
    =
    39°
Question 4
4.
    • The L.H.S of the equation
    • (
      −
      9
      x
      −
      4
      		)
      =
      0
    • is
  • (
    −
    9
    x
    −
    4
    		)
  • (
    −
    9
    x
    −
    1
    		)
  • (
    −
    9
    x
    −
    6
    		)
  • 0
  • (
    −
    10
    x
    −
    4
    		)
Question 5
5.
    • Which of the following equations is not the same as
    • (
      −
      x
      		)
      =
      (
      −
      2
      		)
  • (
    −
    x
    −
    5
    		)
    =
    (
    −
    7
    		)
  • (
    −
    x
    −
    2
    		)
    =
    (
    −
    4
    		)
  • (
    −
    x
    +
    3
    		)
    =
    (
    −
    5
    		)
  • (
    −
    x
    +
    5
    		)
    =
    3
  • (
    −
    x
    +
    2
    		)
    =
    0
Question 6
6.
    • Which of the following equations is not the same as
    • (
      −
      3
      x
      +
      8
      		)
      =
      (
      6
      x
      −
      6
      		)
  • (
    −
    x
    −
    1
    		)
    =
    (
    8
    x
    −
    15
    		)
  • (
    x
    +
    5
    		)
    =
    (
    2
    x
    −
    3
    		)
  • (
    −
    7
    x
    +
    11
    		)
    =
    (
    2
    x
    −
    3
    		)
  • (
    x
    +
    5
    		)
    =
    (
    10
    x
    −
    9
    		)
  • (
    −
    5
    x
    +
    17
    		)
    =
    (
    4
    x
    +
    3
    		)
Question 7
7.
    • Which of the following equations is the same as
    • (
      −
      8
      x
      −
      3
      		)
      =
      (
      7
      x
      −
      7
      		)
  • (
    −
    32
    x
    −
    12
    		)
    =
    (
    28
    x
    −
    25
    		)
  • (
    −
    32
    x
    −
    12
    		)
    =
    (
    28
    x
    −
    31
    		)
  • (
    −
    32
    x
    −
    12
    		)
    =
    (
    28
    x
    −
    28
    		)
  • (
    −
    32
    x
    −
    10
    		)
    =
    (
    28
    x
    −
    28
    		)
  • (
    −
    32
    x
    −
    14
    		)
    =
    (
    28
    x
    −
    28
    		)
Question 8
8.
    • The R.H.S of the equation
    • (
      −
      8
      x
      +
      3
      		)
      =
      (
      −
      9
      		)
    • is
  • (
    −
    9
    		)
  • (
    −
    7
    		)
  • (
    −
    10
    		)
  • (
    −
    12
    		)
  • (
    −
    8
    x
    +
    3
    		)
Question 9
9.
Two angles of a triangle measure 68° and 64° respectively. Find the measure of the third angle of the triangle
  • 49°
  • 46°
  • 48°
  • 47°
  • 50°
Question 10
10.
    • Which of the following equations is not the same as
    • (
      x
      −
      6
      		)
      =
      (
      −
      8
      x
      −
      6
      		)
  • (
    −
    x
    +
    6
    		)
    =
    (
    8
    x
    +
    6
    		)
  • (
    4
    x
    −
    24
    		)
    =
    (
    −
    32
    x
    −
    24
    		)
  • (
    2
    x
    −
    12
    		)
    =
    (
    −
    16
    x
    −
    12
    		)
  • (
    3
    x
    −
    18
    		)
    =
    (
    −
    24
    x
    −
    18
    		)
  • (
    5
    x
    −
    30
    		)
    =
    (
    −
    8
    x
    −
    1
    		)