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

  • 1. 
    The largest number of the three consecutive numbers is x + 1. Then, the smallest number is

  • x + 2
  • x + 1
  • x
  • x - 1.

  • 2. 
    If x is an even number then the consecutive even number is

  • x + 1
  • x + 2
  • 2x
  • x - 1.

  • 3. 
    x is an odd number. The largest odd number preceding x is

  • x - 1
  • x - 2
  • x - 3
  • x - 4.

  • 4. 
    The root of the equation -\(\frac{5}{4x}\) = 15 is

  • \(\frac{1}{12}\)
  • -\(\frac{1}{12}\)
  • \(\frac{1}{20}\)
  • -\(\frac{1}{20}\)

  • 5. 
    The value of x in -\(\frac{2}{3}\) = 2x is 3

  • \(\frac{1}{3}\)
  • -\(\frac{1}{3}\)
  • 3
  • - 3.

  • 6. 
    The root of the equation x - 8 = 2 is

  • 2
  • 8
  • 6
  • 10.

  • 7. 
    The root of the equation 14 - x = 8 is

  • 2
  • 4
  • 6
  • 8.

  • 8. 
    The root of the equation \(\frac{7x}{3}\) = 3 is

  • \(\frac{5x}{3}\)
  • \(\frac{5x}{3}\)
  • 3
  • 7

  • 9. 
    The root of the equation \(\frac{3}{2}\) x = - 27 is

  • 6
  • 12
  • 18
  • -18

  • 10. 
    The standard form of a linear equation in one variable x is

  • ax + b = 0
  • ax² + bx + c = 0
  • ax³ + bx² + cx + d = 0
  • ax4 + bx³ + cx² + dx + e = 0.
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