Question

write an equation of the line that passes through (-4, 4) and is perpendicular to the line y=1/2x + 1

Answer 1

y-4=-2(x+4)

Explanation:

Perpendicular means negative reciprocal of the slope.

y-y1=m(x-x1)

y-4=-2(x-(-4))

y-4=-2(x+4)