through: (2, −5) and (0, 5)

Question

What is the slope-intercept form of the equation of the line through the given points.

Answer 1

y = mx + b

 

m = (-5 - 5)/(2 - 0) = -10/2 = -5

 

y = -5x + b

 

From the second point,

 

5 = -5(0) + b = 0 + b = b

 

b = 5

 

y = -5x + 5