Perpendicular Lines and the equation of a tangent

A straight line, $L$ , passes through the point with coordinates $(4, 7)$ and is perpendicular to the line with equation $y = 2 x + 3$ .

Find an equation of the straight line $L$ .

[3]

A straight line, $L$ , passes through the point with coordinates $(4, 7)$ and is perpendicular to the line with equation $y = 2 x + 3$ .

Find an equation of the straight line $L$ .

[3]

Perpendicular Lines and the equation of a tangent Questions