Answer:
y2 = m(x1 - x2)+ y1
Step-by-step explanation:
m = y2 - y1 / x1 - x2
m(x1 -x2) = y2 -y1
m = (y2 - y1)/(x2 - x1)
Multiply both sides by (x2 - x1)
m(x2 - x1) = y2 - y1
Add y1 to both sides
m(x2 - x1) + y1 = y2
y = m(x2 - x1) + y1
