Answer:
Step-by-step explanation:
Equation of a line is y = mx + c
where
m is the slope
c is the y intercept
From the question the equation is
[tex]y = - \frac{750}{15} x + \frac{780}{15} [/tex]
Simplify
[tex]y = - 50x + 52[/tex]
Comparing with the general equation above
Slope = - 50
Hope this helps you