2025 IGCSE 0580 May/June P21 Q6

2025 IGCSE 0580 May/June P21 Q6

3 marks

The line \(x+y=7\) is drawn on the grid.

  1. On the grid, draw the line \(y=2x+1\).[2]
  2. Use your graph to solve these simultaneous equations.
    \(x+y=7\)
    \(y=2x+1\)[1]

Solution:

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Answer:(a) The line through \((0,1)\) and \((4,9)\). (b) \(x=2,\ y=5\).

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