Question

write an equation in slope intercept form for the line that pass through the points (-10,9) and (-4,5)

Answer 1

m = (5 - 9)/(-4 - (-10)) = -4/6 = -2/3

9 = (-2/3)(-10) + b

9 = 20/3 + b

b = 7/3

y = (-2/3)x + (7/3)