Question

Write an equation of the line that passes through (1,-3) and is perpendicular to the line -%5Cfrac%7B1%7D%7B3%7Dx%2B5" id="TexFormula1" title="y=-\frac{1}{3}x+5" alt="y=-\frac{1}{3}x+5" align="absmiddle" class="latex-formula">

Answer 1

Answer:

y = 3x

Step-by-step explanation:

Given line slope = m = -1/3

   perpendicular line slope = - 1/m = 3

Point slope form through point 1, - 3

(y+3) = 3 ( x-1)       expand and rearrange

y -3 = 3x- 3

  y = 3x - 6