Question

Find a line that is perpendicular to y=-2x+7 and passes through a point of (1,-1)

Answer 1

y=1/2x-3/2

Explanation:

m1=-2

m1m2=-1

-2m2=-1

m2=1/2

-1=1/2(1)+b

b=-3/2

y=1/2x-3/2