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1 markPaper 1 · Multiple choiceMatrices and Systems of Linear Equations

CAPE Pure Mathematics Unit 2 · May/June 2016 · Paper 1 · Question Q44

The number of possible values of x which satisfy the system of simultaneous equations, \[\begin{aligned} 2x + 3y + 2z &= -5 \\ 4x + 6y + 4z &= -10 \\ 6x + 9y + 6z &= -25 \end{aligned}\] is

  1. (A)0
  2. (B)1
  3. (C)2
  4. (D)3

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