Mathematics 0580 · IGCSE · Equations of linear graphs

Equations of linear graphs — practice question

The line $AB$ is plotted on the grid, with point $A$ positioned at about $(0.5, 1)$ and point $B$ at $(3, 7)$.
(a(i))[1]

Write down the coordinates of $A$.

(a(ii))[2]

Calculate the gradient of the line $AB$.

(a(iii))[2]

Write down the equation for the line $AB$ in the form $y = mx + c$.

(b)[1]

Write down the equation of one straight line parallel to $y = 5x - 3$.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: The coordinates are $(0,1)$.

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