Question

Complete the equation of the line through (-9,-9) (-6,0)

Answer 1

y=3x+18

Explanation:

find the slope of the line with the formula m=(y1-y2)/(x1-x2) =-9-0/-9+6=-9/-3=3

then use the equation (y-y1)= m(x-x1) where you use slope m=3 and one of the points (y-0)=3(x+6), y=3x+18