Respuesta :

mreyna6

Answer:

y = 2x -1

Step-by-step explanation:

There are 3 steps to writing an equation:

1.  What is the slope: rise/run so m = 2/1 = 2

2.  Find the y-intercept: (0,-1) so b = -1

3.  Put it all together in y = mx + b

    so y = 2x -1