EduSahara™ Assignment
Name : Linear Equations Concepts
Chapter : Linear Equations in One Variable
Grade : CBSE Grade VIII
License : Non Commercial Use
Question 1
1.
    • The L.H.S of the equation
    • (
      4
      x
      +
      4
      )
      =
      0
    • is
  • (i)
    0
  • (ii)
    (
    4
    x
    +
    1
    )
  • (iii)
    (
    4
    x
    +
    7
    )
  • (iv)
    (
    3
    x
    +
    4
    )
  • (v)
    (
    4
    x
    +
    4
    )
Question 2
2.
    • The R.H.S of the equation
    • (
      5
      x
      +
      6
      )
      =
      0
    • is
  • (i)
    0
  • (ii)
    (
    1
    )
  • (iii)
    (
    2
    )
  • (iv)
    2
  • (v)
    (
    5
    x
    +
    6
    )
Question 3
3.
    • The L.H.S of the equation
    • (
      4
      x
      +
      3
      )
      =
      0
    • is
  • (i)
    4
    x
  • (ii)
    0
  • (iii)
    (
    4
    x
    +
    6
    )
  • (iv)
    (
    4
    x
    +
    3
    )
  • (v)
    (
    3
    x
    +
    3
    )
Question 4
4.
    • The R.H.S of the equation
    • (
      2
      x
      3
      )
      =
      (
      2
      )
    • is
  • (i)
    1
  • (ii)
    (
    2
    x
    3
    )
  • (iii)
    (
    2
    )
  • (iv)
    (
    5
    )
  • (v)
    (
    3
    )
Question 5
5.
    • The L.H.S of the equation
    • (
      3
      x
      +
      6
      )
      =
      (
      5
      x
      +
      1
      )
    • is
  • (i)
    (
    3
    x
    +
    6
    )
  • (ii)
    (
    5
    x
    +
    1
    )
  • (iii)
    (
    4
    x
    +
    6
    )
  • (iv)
    (
    3
    x
    +
    9
    )
  • (v)
    (
    3
    x
    +
    3
    )
Question 6
6.
    • The R.H.S of the equation
    • (
      6
      x
      5
      )
      =
      (
      9
      x
      +
      6
      )
    • is
  • (i)
    (
    9
    x
    +
    8
    )
  • (ii)
    (
    9
    x
    +
    3
    )
  • (iii)
    (
    8
    x
    +
    6
    )
  • (iv)
    (
    6
    x
    5
    )
  • (v)
    (
    9
    x
    +
    6
    )
Question 7
7.
    • The additive inverse of the expression
    • (
      6
      x
      7
      )
    • is
  • (i)
    (
    6
    x
    +
    4
    )
  • (ii)
    (
    6
    x
    +
    7
    )
  • (iii)
    (
    6
    x
    7
    )
  • (iv)
    (
    6
    x
    +
    10
    )
  • (v)
    (
    7
    x
    +
    7
    )
Question 8
8.
    • The additive inverse of the expression
    • 7
    • is
  • (i)
    (
    8
    )
  • (ii)
    7
  • (iii)
    (
    5
    )
  • (iv)
    (
    10
    )
  • (v)
    (
    7
    )
Question 9
9.
    • The additive inverse of the expression
    • (
      6
      x
      4
      )
    • is
  • (i)
    (
    7
    x
    +
    4
    )
  • (ii)
    (
    6
    x
    4
    )
  • (iii)
    (
    6
    x
    +
    7
    )
  • (iv)
    (
    6
    x
    +
    4
    )
  • (v)
    (
    6
    x
    +
    1
    )
Question 10
10.
    • The additive inverse of the expression
    • 7
    • is
  • (i)
    (
    10
    )
  • (ii)
    (
    8
    )
  • (iii)
    (
    5
    )
  • (iv)
    7
  • (v)
    (
    7
    )
Question 11
11.
Which of the following is a linear equation in one variable?
  • (i)
    (
    3
    x
    9
    y
    +
    6
    z
    7
    )
    =
    0
  • (ii)
    (
    8
    x
    2
     
    20
    x
    +
    72
    )
    =
    0
  • (iii)
    (
    2
    x
    +
    y
    +
    1
    )
    =
    0
  • (iv)
    (
    x
    2
     
    14
    x
    y
    +
    14
    x
    49
    y
    2
     
    +
    98
    y
    49
    )
    =
    0
  • (v)
    (
    8
    x
    )
    =
    0
Question 12
12.
Which of the following is a linear equation in two variable?
  • (i)
    (
    18
    x
    2
     
    +
    27
    x
    y
    27
    x
    4
    y
    2
     
    6
    y
    +
    18
    )
    =
    0
  • (ii)
    (
    35
    x
    2
     
    +
    41
    x
    +
    24
    )
    =
    0
  • (iii)
    (
    4
    x
    7
    )
    =
    0
  • (iv)
    (
    3
    x
    +
    3
    y
    9
    z
    +
    2
    )
    =
    0
  • (v)
    (
    7
    x
    5
    y
    2
    )
    =
    0
Question 13
13.
Which of the following is a linear equation in one variable?
  • (i)
    (
    63
    x
    2
     
    85
    x
    28
    )
    =
    (
    6
    x
    +
    6
    )
  • (ii)
    (
    4
    x
    4
    )
    =
    (
    3
    x
    8
    )
  • (iii)
    (
    8
    x
    6
    y
    2
    )
    =
    (
    x
    +
    3
    y
    1
    )
  • (iv)
    (
    8
    x
    4
    y
    3
    z
    6
    )
    =
    (
    3
    x
    7
    y
    +
    4
    z
    )
  • (v)
    (
    40
    x
    2
     
    16
    x
    y
    +
    83
    x
    +
    24
    y
    2
     
    +
    27
    y
    42
    )
    =
    0
Question 14
14.
Which of the following is a linear equation in two variable?
  • (i)
    (
    6
    x
    +
    6
    )
    =
    x
  • (ii)
    (
    6
    x
    5
    y
    +
    6
    z
    7
    )
    =
    (
    x
    +
    3
    y
    2
    z
    6
    )
  • (iii)
    (
    6
    x
    2
     
    5
    x
    21
    )
    =
    (
    2
    x
    7
    )
  • (iv)
    (
    9
    x
    +
    6
    y
    +
    3
    )
    =
    (
    x
    4
    y
    +
    9
    )
  • (v)
    (
    24
    x
    2
     
    +
    75
    x
    y
    35
    x
    54
    y
    2
     
    +
    42
    y
    4
    )
    =
    0
Question 15
15.
    • The linear equation
    • (
      7
      x
      9
      )
      =
      (
      6
      x
      +
      9
      )
    • is equivalent to
  • (i)
    (
    2
    x
    18
    )
    =
    0
  • (ii)
    (
    7
    x
    9
    )
    =
    (
    6
    x
    +
    7
    )
  • (iii)
    (
    x
    18
    )
    =
    0
  • (iv)
    (
    18
    )
    =
    0
  • (v)
    (
    7
    x
    9
    )
    =
    (
    6
    x
    +
    11
    )
Question 16
16.
    • The linear equation
    • (
      2
      x
      +
      8
      y
      6
      )
      =
      (
      9
      x
      +
      7
      y
      +
      2
      )
    • is equivalent to
  • (i)
    (
    6
    x
    +
    y
    8
    )
    =
    0
  • (ii)
    (
    2
    x
    +
    8
    y
    6
    )
    =
    (
    9
    x
    +
    5
    y
    +
    2
    )
  • (iii)
    (
    7
    x
    +
    y
    8
    )
    =
    0
  • (iv)
    (
    2
    x
    +
    8
    y
    6
    )
    =
    (
    9
    x
    +
    10
    y
    +
    2
    )
  • (v)
    (
    8
    x
    +
    y
    8
    )
    =
    0
Question 17
17.
    • The value of
    • x
    • in terms of other variables and constant in
    • (
      5
      x
      3
      )
      =
      (
      7
      x
      8
      )
    • is
  • (i)
    x
    =
    (
    7

    2
    )
  • (ii)
    x
    =
    (
    9

    4
    )
  • (iii)
    x
    =
    (
    3

    2
    )
  • (iv)
    x
    =
    (
    5

    2
    )
  • (v)
    x
    =
    (
    3
    )
    Assignment Key

  •  1) (v)
  •  2) (i)
  •  3) (iv)
  •  4) (iii)
  •  5) (i)
  •  6) (v)
  •  7) (ii)
  •  8) (v)
  •  9) (iv)
  •  10) (v)
  •  11) (v)
  •  12) (v)
  •  13) (ii)
  •  14) (iv)
  •  15) (iii)
  •  16) (iii)
  •  17) (iv)