Question

Which is an equation of the line perpendicular to y + 5x = 7 and passes through (10,-4)?

Answer 1

Explanation:

y=-5x+7

m= -5

perpendicular,so m=(-1)/(-5) *m for second line

m=1/5

to find c: y=mx+c

-4=(1/5)(10)+c

c= -6

equation:y=(1/5)x-6