Respuesta :

The equation of a line is y = mx + b. If the line passes through the origin, the y-intercept (b) is 0. 

y = mx + 0
y = mx

We can calculate the slope using the points (0,0) and (6,3). m = (3-0)/(6-0) = 3/6 = 1/2

c) y = (1/2)X