Question

What is the equation of a line that crosses the y axis at (0,-3) and has a slope of 4?

Answer 1

Hi dear,

use this formula:

y - y1= m(x-x1)

Y1 = -3
X1 = 0
m = 4

y-(-3)=4(x-0)

y+3=4x

y=4x-3