Mathematics 0580 · IGCSE · Equations of linear graphs

Equations of linear graphs — practice question

A kite is shown on a coordinate grid. Its diagonals meet at the point $(-2, -5)$. One of the diagonals is given by $y = 4x + 3$.
(main)[3]

Find the equation for the kite's other diagonal. Give your answer in the form $y = mx + c$.

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