Simultaneous Equations

Simultaneous Equations

Secondary 2

The following points lie on two straight lines.

Line A: \(y=2x-1\)\((0,-1)\)\((1,1)\)\((2,3)\)
Line B: \(y=5-x\)\((0,5)\)\((2,3)\)\((4,1)\)

  1. State the solution of the simultaneous equations.

  2. Explain its graphical meaning.

  3. A student claims that \((1,1)\) is also a solution because it lies on Line A. Explain the error.

Solution:

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Answer:(a) \((2,3)\)

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