Jesse E. answered • 09/18/19

Chemist specializing in tutoring in biology, math, and chemistry.

First we have to get it in the slope intercept form:

y = mx + b

To do this, we will solve for y

-5x-8y = 6

-8y = 5x + 6

y = -5/8x + -6/8

y = -5/8x + -3/4

The slope is -5/8.