82
Use graphical method to solve the system of linear equations: $x= -3$ and $5x-2y = -5$.
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Sol.
Correct graph of $5x - 2y = -5$ (1.5 Marks)
Correct graph of $x = -3$ (0.5 Mark)
Solution: $x = -3, y = -5$ (1 Mark)
Correct graph of $5x - 2y = -5$ (1.5 Marks)
Correct graph of $x = -3$ (0.5 Mark)
Solution: $x = -3, y = -5$ (1 Mark)