CBSE  /  Class 8  /  Maths  /  Linear Equations in One Variable

  • 1. 
    The root of the equation 2y = 5 (7 - y ) is

  • 5
  • -5
  • 3
  • -3

  • 2. 
    The root of the equation
    (2x - 1) + (x - 1) = x + 2 is

  • 1
  • 2
  • -1
  • -2

  • 3. 
    The root of the equation
    13x - 14 = 9x + 10 is

  • 1
  • 2
  • 3
  • 6

  • 4. 
    The root of the equation
    11x - 5 - x + 6 = 2x + 17 is

  • 1
  • 2
  • 3
  • 4

  • 5. 
    The root of the equation \(\frac{2}{3}\) y = \(\frac{5}{12}\) is

  • \(\frac{8}{5}\)
  • \(\frac{5}{8}\)
  • 5
  • 8

  • 6. 
    The root of the equation 7 (x - 1) = 21 is

  • 1
  • 2
  • 3
  • 4

  • 7. 
    If two angles are complementary and one angle is 10° greater than the other, then the smaller angle of the two is

  • 40°
  • 50°
  • 90°
  • 180°

  • 8. 
    If two angles are supplementary and one angle is double the other, then the larger angle is

  • 60°
  • 90°
  • 120°
  • 180°

  • 9. 
    Twice a number is as much greater than 30 as the three times of the number less than 60. The number is

  • 6
  • 9
  • 12
  • 18

  • 10. 
    One number is greater than the other number by 3. The sum of two numbers is 23. The two numbers are

  • 13, 10
  • 14, 9
  • 12, 11
  • 15, 8
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