What is the equation of the line perpendicular to y=-1/3x+-4 through the point ( 3,8)?

Question

asked Dec 8, 2021 215k views

1 Answer

Tobi Nary · Answer 1 · 2021-12-14T00:16:58+0000

Answer: y=3x-1

Explanation:

If it’s perpendicular, the slope is the opposite reciprocal so we have:

y=3x+b

Use the point to find b

8=3(3)+b

8=9+b

Subtract 9 on both sides

B=-1

y=3x-1