Mathematics 0580 · IGCSE · Drawing linear graphs

Drawing linear graphs — practice question

The graph of $x + y = 7$ has been drawn on the grid.
(a)[2]

On the grid, draw the graph of $y = 2x + 1$.

(b)[1]

Use the graph to solve these simultaneous equations: $x + y = 7$ and $y = 2x + 1$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “A correct straight line has been drawn” …

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