Question

What is the equation of the line, in point-slope form, that passed through the points (-1,7) and (-2,3)

Answer 1

y-7=4(x+1)

Explanation:

y-y1=m(x-x1)

m=(y2-y1)/(x2-x1)

m=(3-7)/(-2-(-1))

m=-4/(-2+1)

m=-4/-1

m=4/1

m=4

y-7=4(x-(-1))

y-7=4(x+1)