Answer:
slope = -
Explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Given
3x + 5y = - 7 ( subtract 3x from both sides )
5y = - 3x - 7 ( divide all terms by 5 )
y = -
x -
← in slope- intercept form
with slope m = -