Mathematics
Grade10
Easy

Question

Solve:
fraction numerator 4 over denominator x plus 6 end fraction equals 2

  1. -6
  2. -4
  3. 4
  4. -2

The correct answer is: -4


    fraction numerator 4 over denominator x plus 6 end fraction equals 2
    rightwards double arrow fraction numerator 4 left parenthesis x plus 6 right parenthesis over denominator left parenthesis x plus 6 right parenthesis end fraction equals 2 left parenthesis x plus 6 right parenthesis
    rightwards double arrow    4 equals 2 x plus 12
rightwards double arrow space space space 2 x equals 4 minus 12
rightwards double arrow space space space 2 x equals negative 8
    rightwards double arrow x equals negative 4

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