Which of the following is an equation of a line perpendicular to the line with equation 2 y = - x + 2/3?

A. 2 y = x + 2/3
B. y = 2 x - 6
C. y = x - 3
D. 6 y = 3 x + 2

Respuesta :

2y = -x + 2/3

y = -1/2x + 2/6

Slope = -1/2

Perpendicular slope = 2 

Therefore B is the answer.