100
Solve the following system of equations graphically :
$x + 2y = 10$ and $y = 3$
$x + 2y = 10$ and $y = 3$
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Correct graph of equations [$1\frac{1}{2}$ marks]
Solution: $x = 4, y = 3$ or $(4, 3)$ [$\frac{1}{2}$ mark]
Solution: $x = 4, y = 3$ or $(4, 3)$ [$\frac{1}{2}$ mark]