# Find the slope of a line perpendicular to the line 3x−y=8

Find the slope of a line perpendicular to the line $3x-y=8$
You can still ask an expert for help

• Questions are typically answered in as fast as 30 minutes

Solve your problem for the price of one coffee

• Math expert for every subject
• Pay only if we can solve it

Haylie Campbell
For any line with a slope of m
all lines perpendicular to it have a slope of $\left(-\frac{1}{m}\right)$

3x−y=8
can be written as
y=3x−8 which is the slope intercept form, with a slope of 3

Any line perpendicular to 3x−y=8 will have a slope of $\left(-\frac{1}{3}\right)$