Explanation:
Given point (-2 , 4) and slope (m) = 2
The equation of line is given
y - y1 = m ( x - x1)
y - 4 = 2 ( x +2)
y - 4 = 2x + 4
2x + 4 + 4-y = 0
2x - y + 8 = 0
Which is the required equation
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