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December 1st, 2016, 08:58 PM   #1
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Equations of straight lines

How can I find the equation of straight line L of question 6?
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December 1st, 2016, 09:05 PM   #2
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Hint: the angle between L and the y-axis is 45$^\circ$, so L intersects the x-axis at (-3,0).
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