Multiple Choice Question (MCQ)

If a=\dfrac{x-bc}{1-x} , what is the value of x in terms of a, b and c?

  1. ×

    \dfrac{a-bc}{a-1}

  2. ×

    \dfrac{b-ac}{a-1}

  3. \dfrac{a+bc}{a+1}

  4. ×

    \dfrac{ac+b}{a+1}

Collected in the board: Calculate algebraic expressions

Steven Zheng posted 1 year ago


Answer

  1. Given the expression

    a=\dfrac{x-bc}{1-x}

    Multiply both sides of the equation by 1-x to remove the denominator

    a-ax=x-bc

    Rearrange the terms and factor out x

    (a+1)x=a+bc

    Divide both sides by a+1, and then,

    x= \dfrac{a+bc}{a+1}

    C is correct choice

Steven Zheng posted 2 weeks ago

Scroll to Top