Multiple Choice Question (MCQ)

If two ordered pairs are related as

(\dfrac{a}{4},a−2b)=(0,6+b), then a+b is

  1. ×

    2

  2. ×

    4

  3. ×

    9

  4. -2

Collected in the board: Linear Equations

Steven Zheng posted 17 hours ago

Answer

  1. (\dfrac{a}{4},a−2b)=(0,6+b)

    \implies

    \dfrac{a}{4} = 0, then a = 0

    a−2b = 6+b, then b = -2

    then

    a+b = -2

    Therefore

    D is the correct choice

Steven Zheng posted 17 hours ago

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