[tex]m=4;\ \ (6,3)\\\\To \ find \ our \ equation \ we \ will \ use \ the \ formula: \\ \\ y - y _{1} = m(x - x _{1}),\\\\ wherem \ is \ the \ slope \ and \ (x _{1}, y _{1}) \ is \ the \ point \\ \\m=4 , \ \ x_{1}=6 , \ \ y_{1} = 3[/tex]
[tex]y-3=4(x-6)\\ \\y-3=4x-24\\ \\y=4x-24+3\\\\y=4x-21 \\ \\y-intercept : b=-21[/tex]
